Defining Sustainable Tourism
There are a number of definitions of sustainable tourism. The distinctions arise due to differences in the definition of sustainability, and this obviously impacts on how certain sectors can be seen to be making progress towards sustainability. Sustainable tourism may be defined as 'the optimal use of natural and cultural resources for national development on an equitable and self sustaining basis to provide a unique visitor experience and an improved quality of life through partnership among...
Article VII
The Raliiicalion of Ihe Conventions of nine Slales, shall be sufficient for the Establishment of this Constitution between the States so ratifying the Same. Done in Convention by Ihe Unanimous Consenl of Ihe States present the Seventeenth Day of September in the Year of our l.ord one thousand seven hundred and Highly seven and of Ihe independence of Ihe Uniled Slales of America Ihe Twelfth. Tii witness whereof We have hereunto subscribed our Names, George. Washington, President and Deputy from...
Review Questions Pdz
1. If two goods are perfect substitutes, what is the demand function for good 2 2. Suppose that indifference curves are described by straight lines with a slope of 6. Given arbitrary prices and money income pi, p2, and m, what will the consumer's optimal choices look like 3. Suppose that a consumer always consumes 2 spoons of sugar with each cup of coffee. If the price of sugar is p per spoonful and the price of coffee is p2 per cup and the consumer has m dollars to spend on coffee and sugar,...
Static Games of Complete Information
In this chapter we consider games of the following simple form first the players simultaneously choose actions then the players receive payoffs that depend on the combination of actions just chosen. Within the class of such static or simultaneous-move games, we restrict attention to games of complete information. That is, each player's payoff function the function that determines the player's payoff from the combination of actions chosen by the players is common knowledge among all the players....
Exercise 102
1 Use the infinite-series form of v in 10.6 to find the approximate value of a e2 h yfe e 2 Round off your calculation of each term to 3 decimal places, and continue with the series till you get a term 0.000. 2 Given the function lt - e2x a Write the polynomial part Pu of its Maclaurin series. b Write the Lagrange form of the remainder Rn. Determine whether R - gt 0 as n - gt oo, that is, whether the series is convergent to lt c If convergent, so that lt J gt x may be expressed as an infinite...
Forms of Business Organization
Businesses may be organized as individual proprietorships, partnerships, or corporations. Graphic Organizer As you read about business organizations, complete a graphic organizer similar to the one below to explain how the three types of business organizations differ from one another. sole proprietorship, proprietorship, unlimited liability, inventory, limited life, partnership, limited partnership, bankruptcy, corporation, charter, stock, stockholder, shareholder, dividend, bond, principal,...
Ricardian Model
Indexing goods by the subscript i, let ai denote the labor needed per unit of production of each good at home, while ai is the labor need per unit of production in the foreign country, i 1,2. The total labor force at home is L and abroad is L . Labor is perfectly mobile between the industries in each country, but immobile across countries. This means that both goods are produced in the home country only if the wages earned in the two industries are the same. Since the marginal product of labor...
HeckscherOhlinVanek HOV Model
Let us now consider many countries, indexed by i 1, .,C many industries, indexed by j 1, ,N and many factors, indexed by k, l 1, ,M. We will continue to assume that technologies are identical across countries, and that factor-price equalization prevails under free trade. In addition, we assume that tastes are identical and homothetic across countries. Let the MxN matrix A ajk ' denote the amounts of labor, capital, land, and other primary factors needed for one unit of production in each...
A Slurry Containing 1 Lb Of Filterable Solids Per 10 Lb Of Liquid Is Being
The density of the plummet in the rotameter is 497 lb ft3. 9. A spherical carbon-steel storage tank has an inside diameter of 30 ft. All joints are butt-welded with backing strip. If the tank is to be used at a working pressure of 30 psig and a temperature of 80 F, estimate the necessary wall thickness. No corrosion allowance is necessary. 10. Estimate the cost of the steel for the spherical storage tank in the preceding problem if the steel sheet costs 0.25 per pound. On the basis of the data...
The Federal Reserve System
10.1. Describe the Federal Reserve System. The Federal Reserve System consists of a Board of Governors, a Federal Open Market Committee, and 12 district Federal Reserve Banks with 24 branches throughout the United States. The seven-member Board of Governors, appointed by the President of the United States with the consent of the Senate , oversees the various central-bank supervisory functions. The 12-member Federal Open Market Committee, which includes the Board of Governors, is responsible for...
Volatility Persistence In Nasdaq Weekly Returns
Figure 1, top panel, plots the weekly returns of the NASDAQ index, from the week starting on November 19, 1984 to the week starting on September 15, 2003. The series rt is constructed from the closing price Pt on the last day of the week via rt 100 log Pt Pt-1 . The data consisting of 982 observations are available at http finance.yahoo.com. Similar to Lamoureux and Lastraps 1990, p. 227 , who use lagged dependent variables to account for nonsyn-chronous trading, we fit an AR 2 model rn m...
Glossary
Accounting Cost page 194 Actual expenses plus depreciation charges for capital equipment. These charges are determined by the Internal Revenue Service. Adverse Selection page 596 A form of market failure resulting from asymmetric information If insurance companies must charge a single premium because they cannot distinguish between high-risk and low-risk individuals, more high-risk individuals will insure, making it unprofitable to sell insurance. Agent page 608 An individual employed by a...
Summary 1
Product demand is a critical determinant of profitability, and demand estimates are key considerations in virtually all managerial decisions. This chapter considers methods for quantifying and interpreting demand relations. Elasticity is the percentage change in a dependent variable, Y, resulting from a 1 percent change in the value of an independent variable, X. Point elasticity measures elasticity at a point on a function. Arc elasticity measures the average elasticity over a given range of a...
Problems
1 . 1 Rewrite the production function y 1 f1 L 1,K 1 as y 1 f1 v 1 , and similarly, y2 f2 v2 . Concavity means that given two points y a f v a and y b f v j3 , and 0 lt X lt 1 , then f Xv 1 -X vJ5 gt Xy a 1 -X y j5. Similarly for the production function y2 f2 v2 . Consider two points ya y a, y2 and yb y b,yb , both of which can be produced while satisfying the full-employment conditions v a v2 lt V and v b vb lt V, where V are the endowments. Consider a production point mid-way between these,...
Dynamic Changes in Costs The Learning Curve
Our discussion has suggested one reason a large firm may have a lower long-run average cost than a small firm-increasing returns to scale in production. It is tempting to conclude that firms that enjoy lower average cost over time are growing firms with increasing returns to scale. But this need not be true. In some firms, long-run average cost may decline over time because workers and managers absorb new technological information as they become more experienced at their jdbs. As management and...
An Introduction To Mathematica Electronic Version Only
9.2.2 Exact vs. Approximate Results 9.2.6 The Function N and Arbitrary-Precision Numbers Exercises for Sec. 9.2 9.3 The Mathematica Front End and Kernel 9.4.3 Pallets and Keyboard Equivalents 9.5 Lists, Vectors, and Matrices 9.5.1 Defining Lists, Vectors, and Matrices 9.5.2 Vectors and Matrix Operations 9.5.3 Creating Lists, Vectors, and Matrices with the Table Command 9.5.4 Operations on Lists Exercises for Sec. 9.5 9.6.3 Plotting Several Curves on the Same Graph 9.6.8 Add-On Packages...
Review Questions
1. Originally the consumer faces the budget line p Xi P2 2 n. Then the price of good 1 doubles, the price of good 2 becomes 8 times larger, and income becomes 4 times larger. Write down an equation for the new budget line in terms of the original prices and income. 2. What happens to the budget line if the price of good 2 increases, but the price of good 1 and income remain constant 3. If the price of good 1 doubles and the price of good 2 triples, does the budget line become flatter or steeper...
Figure 23
Qualitative flow diagram for the manufacture of sodium dodecylbenzene sulfonate. After removal of aluminum chloride sludge, the reaction mixture is fractionated to recover excess benzene which is recycled to the reaction vessel , a light alkylaryl hydrocarbon, dodecylbenzene, and a heavy alkylaryl hydrocarbon. Sulfonation of the dodecylbenzene may be carried out continuously or batch-wise under a variety of operating conditions using sulfuric acid 100 percent , oleum usually 20 percent SO, , or...
Central Planning Versus Markets
Differences between political decision-making and economic decision-making stand out in sharpest contrast when comparing whole systems of comprehensive economic planning by government officials with economic systems in which market competition among privately owned businesses determines what is produced by whom and at what prices. In both cases socialism3 and capitalism the rationales of the systems must be compared with the actual results, the rhetoric with the reality. The relevant question...
NationalIncome Model ISLM
A typical application of the implicit-function theorem is a gcneral-functional form of the IS-LM model.1 Equilibrium in this macroeconomic model is characteri7ed by an income level and interest rates that simultaneously produce equilibrium in both the goods market and the money market. A goods market is described by the following set of equations Y is the level of gross domestic product GDP , or national income. In this form of the model, Y can also be thought of as aggregate supply. C, , G,...
Basic Economic Relations 1
Tables are the simplest and most direct form for presenting economic data. When these data are displayed electronically in the format of an accounting income statement or balance sheet, the tables are referred to as spreadsheets. When the underlying relation between economic data is simple, tables and spreadsheets may be sufficient for analytical purposes. In such Analytical expression of functional relationships instances, a simple graph or visual representation of the data can provide...
Theory Of The Firm
At its simplest level, a business enterprise represents a series of contractual relationships that specify the rights and responsibilities of various parties see Figure 1.2 . People directly involved include customers, stockholders, management, employees, and suppliers. Society is also involved because businesses use scarce resources, pay taxes, provide employment opportunities, and produce much of society's material and services output. Firms are a useful device for producing and distributing...
The Keynesian Model
We now combine the AD theory of Section 5.4 with the Keynesian 15 theory of Section 5.7. The resulting system, which constitutes the Keynesian model, can be written as follows y C y - r,r I y,r g, 4 Here W is, as explained above, a predetermined variable. Furthermore, the policy variables M, g, and r are again set exogenously. Consequently, the system includes as endogenous variables justy, r, n, and P. The four equations 4 , 9 , 11 , and 15 are then adequate in number to determine the values...
Normal Approximation To The Poisson Distribution
Let the random variable X denote the number of occurrences of an event in a particular interval of time and denote by A the expected, or mean, number of occurrences in that time interval. Then X obeys the Poisson distribution discussed in Section 4.7, with mean and variance Consider now the situation in which the mean number of occurrences, A, is large. Suppose that the time interval of interest is broken down into subintervals of equal width, as in Figure 5.19. Then the total number of...
Cost Curves And Their Shapes
Just as in previous chapters we found graphs of supply and demand useful when analyzing the behavior of markets, we will find graphs of average and marginal cost useful when analyzing the behavior of firms. Figure 13-5 graphs Thelma's costs using the data from Table 13-2. The horizontal axis measures the quantity the firm produces, and the vertical axis measures marginal and average costs. The graph shows four curves average total cost ATC , average fixed cost AFC , average variable cost AVC ,...
Ii On Walrass Works
1 See, for instance, the general introduction to A.Walras 1990 . That the indifference with respect to the work and the person of L on Walras from his own university belongs to the past is illustrated by the recent foundation and the first activities of the 'Centre Walras-Pareto' in the University of Lausanne in 1991. 2 This book was ready for publication at the time of Walras's death, but it had never been published. The Walras Centre therefore decided to bring out the M langes first. See H...
Nomenclature For Chapter 15
a, constant in Eq. 29 for evaluating outside film coefficient of heat transfer, dimensionless A area of heat transfer, ft2 subscripts m designates mean area subscript 0 designates outside area subscript designates film area b0 constant in Eq. 32 for evaluating shell-side friction factor, dimension-less Bj correction factor in Eq. 30 to account for friction due to sudden contraction, sudden expansion, and reversal of flow direction, dimen-sionless Ba correction factor in Eq. 31 to account for...
Relative Merits Of Plate And Packed Towers
The choice between use of a plate tower or a packed tower for a given mass-transfer operation should, theoretically, be based on a detailed cost analysis for the two types of contactors. Thus, the optimum economic design for each type would be developed in detail, and the final choice would be based on a consideration of costs and profits at the optimum conditions. In many cases, however, the decision can be made on the basis of a qualitative analysis of the relative advantages and...
Shifting Of A Market Demand Curve 1
3.4. Is price the only variable influencing the demand for a good or service Recall that demand indicates a willingness and the financial ability to buy a good or service. Willingness and ability to buy a commodity are influenced not only by the commodity's price but also by the income earned by consumers, preferences for a good or service taste , the number of potential buyers in a market area, and the price of substitute and complementary commodities. When the market demand schedule in Table...
Example 92
The decision rule is to reject H0 in favor of Ht if For a 5 -level test, a .05, and za 2 2.025 1.96. Then, since 2.50 is less than -1.96, the null hypothesis is rejected at the 5 significance level. In fact, according to the decision rule, the null hypothesis will be rejected for any significance level a for which zaj2 is bigger than 2.50. From Table 3 in the Appendix, we see that when za 2 is 2.50, a 2 is equal to .0062. Hence, a .0124. This is the p-value of the test, implying that the null...
Aggregate Supply and Aggregate Demand
The title says it all, but you should spend some quality time here getting the details down. This is the model of equilibrium output and price level for the overall economy and it is used repeatedly for analysis in the topic reviews that follow. Learn it well no breaks here. Learn the differences between the classical, Keynesian, and monetarist views of economic equilibrium and growth too. LOS 23.a Explain the factors that influence real GDP and iong-run and short-run aggregate supply, explain...
Applying Economic Concepts
1. Automatic Stabilizers What automatic stabilizers have benefited you or your family in the recent past Could you have managed without them 2. Multiplier Provide an example of how a 100,000 expenditure in your community would have a magnified effect as described by the multiplier. 3. Diversity of Opinion Some economists favor policies that stimulate demand, while others favor those that stimulate the supply of goods and services. Still other economists prefer policies based on the growth of...
Concept Checkers Bcf
1. Which of the following statements is least accurate The existence and use of money A. permits individuals to perform economic calculations. B. requires the central bank to control the supply of currency. C. increases the efficiency of transactions as against a barter system. 2. The Ml measure of the money supply is least likely to include C. currency held by the public. 3. Depository institutions least likely include 4. Banks and savings institutions lower the cost of funds for borrowers by...
The Industrys LongRun Supply Curve
In our analysis of short-run supply, we first derived the firm's supply curve and then showed how the horizontal summation of individual firms' supply curves generated a market supply curve. We cannot analyze long-run supply in the same way, however, because in the long run firms enter and exit the market as the market price changes. This makes it impossible to sum up supply curves-we don't know which firms' supplies to add. To determine long-run supply, we assume all firms have access to the...
Not Chaos but Economic Order
The market looks like a jumble of different sellers and buyers. It seems almost a miracle that food is produced in suitable amounts, gets transported to the right place, and arrives in a palatable form at the dinner table. But a close look at New York or other economies is convincing proof that a market system is neither chaos nor miracle. It is a system with its own internal logic. And it works. A market economy is an elaborate mechanism for coordinating people, activities, and businesses...
Example 89
For a random sample of ninety-six smokers, the mean amount of short-term absenteeism from work was 2.15 hours per month, and the sample standard deviation was 2.09 hours per month. For an independent random sample of 206 employees who had never smoked, the mean amount of absenteeism was 1.69 hours per month, and the sample standard deviation was 1.91 hours per month.21 Find a 99 confidence interval for the difference between the two population means. x 2.15 nx - 96 sx 2.09 and for those who...
LongPeriod Keynesians
Sraffa, though a close friend of Keynes, was not bowled over by The General Theory. He did defend Keynes's Treatise on Money against Friedrich von Hayek's attack, in the process using the concept of own rates of interest. Keynes used the concept to play a key role in the crucial, difficult chapter 17 of The General Theory. We suspect that Sraffa would not have approved, because he used the concept in an internal critique of Hayek's system, not to analyze actual economies. Sraffa's followers...
Case Study The Microsoft Case
The most important and controversial antitrust case in recent years has been the U.S. government's suit against the Microsoft Corporation, filed in 1998. Certainly, the case did not lack drama. It pitted one of the world's richest men Bill Gates against one of the world's most powerful regulatory agencies the U.S. Justice Department . Testifying for the government was a prominent economist MIT professor Franklin Fisher . Testifying for Microsoft was an equally prominent economist MIT professor...
The Logit Model For Ungrouped Or Individual Data
To set the stage, consider the data given in Table 15.7. Letting Y 1 if a student's final grade in an intermediate microeconomics course was A and Y 0 if the final grade was a B or a C, Spector and Mazzeo used grade point average GPA , TUCE, and Personalized System of Instruction PSI as the TABLE 15.7 DATA ON THE EFFECT OF PERSONALIZED SYSTEM OF INSTRUCTION PSI ON COURSE GRADES TABLE 15.7 DATA ON THE EFFECT OF PERSONALIZED SYSTEM OF INSTRUCTION PSI ON COURSE GRADES
Box 42 Further reasons for economies of scale the learning curve
Fixed costs and increasing returns to scale are not the only reasons why average costs of production fall as output rises. Another important factor in some industries has been the learning curve, which relates the firm's average cost of production to its cumulative output. An example of the way we might express such economies is that every time a company doubles its output, costs per unit fall by 25 percent. Such reductions in cost may occur due to better organization and scheduling of complex...
Introduction to Perfect Bayesian Equilibrium
Consider the following dynamic game of complete but imperfect information. First, player 1 chooses among three actions L, M, and R. If player 1 chooses R then the game ends without a move by player 2. If player 1 chooses either L or M then player 2 learns that R was not chosen but not which of L or M was chosen and then chooses between two actions, L' and R', after which the game ends. Payoffs are given in the extensive form in Figure 4.1.1. Using the normal-form representation of this game...
Change in Mexico
For the first time, Mexico this year overtook China as the No. 1 supplier of clothing and textiles to the U.S. . . . Spurred by the North American Free Trade Agreement NAFTA , the surge in apparel exports has touched off an investment boom. Not only are manufacturers expanding their low-wage plants, but they are building high-tech operations to spin fibers and weave fabrics. . . . To encourage the growth of the industry, Mexico is trumpeting both its proximity to the U.S. and the benefits of...
A72 Idempotent Quadratic Forms
Quadratic forms in idempotent matrices play an important role in the distributions of many test statistics. As such, we shall encounter them fairly often. Two central results are of interest. Every symmetric idempotent matrix is nonnegative definite. A-116 Proof All roots are one or zero hence, the matrix is nonnegative definite by definition. Combining this with some earlier results yields a result used in determining the sampling distribution of most of the standard test statistics. If A is...
Multiple Choice Questions Nfd
1. An increase in the cost of producing output, ceteris paribus, a increases the price level and real output, ib increases the price level and decreases real output, c increases the price level and has no effect upon real output, id has no effect upon the price level or real output. 2. When there is a Keynesian aggregate supply curve, an increase in aggregate demand results in proportional increases in a real output, as long as output is below its full-employment levels b the price level, as...
Multiple Choice Questions Sjs
1. Money as a measure of value provides a its holder with perfect liquidity, ,b a common denominator for measuring value, c a mechanism for allocating resources and distributing output, .d a medium for exchanging final output. 2. In the United States, paper currency issued by the Federal Reserve a is backed by gold but is not convertible into gold, b has no intrinsic value but is backed by gold, 3. In the United States, the M1 money supply consists of b paper currency, coins, and check-writing...
Problem 1 Cost for Hydrogen Recovery by ActivatedCarbon Adsorption Process
What is the cost, as cents per 1000 ft3 at SC of 95 mol H2, for recovering hydrogen of 95 mol purity from 10 million ft3 at SC of gaseous feed per day if the following conditions apply Feed composition by volume 72.5 percent H2 and 27.5 percent CH,. A hydrogen-recovery method based on selective adsorption by activated carbon will be used. For the carbon adsorption, three separate beds will be needed so that one bed can be in continuous use while the other two are being desorbed or reactivated....
Insight two confronting costs and benefits
For better public policy decisions, it is useful to evaluate the benefits and costs of climate protection actions or inaction is unavoidable. Economics frames climate protection in benefit-cost terms because scarce resources natural, physical and human make it so. By costs, we mean what society forgoes to pursue climate policy. By benefits, we mean the gains from reducing climate change risks by lowering emissions or by enhancing the capacity for adaptation see e.g. Sohngen and Mendelsohn 1997...
Accounting For Capital Revaluations
The method which we here advocate for the measurement of the proportion of capital resources which annually enter the social product is a method which Dr Fabricant of the National Bureau of Economic Research employs for the determination of capital consumption in the United States from 1919 to 1935.7 Though ostensibly his aim is the measurement of the difference between gross and net national income, it is evident that this difference equals the total capital change other than gross capital...
Table 11
Basic data and assumptions for reactor-design example dealing with optimization of yields for benzene chlorinator Data for chlorobenzene reactor-design example The feed rate of the dry chlorine is 1.4 lb mole of chlorine h lb mole of initial benzene charge . The following rate constants are estimated values for the catalyst used at 55 C assumed for this problem Jt, 510 lb mol ft3 -' h -' jfc, 64 lb mol ft3 -1 h _l k 2.1 lb mol ft3 1 h -' There is negligible liquid or vapor holdup in the reflux...
Perfect Competition Market Price and Profit Maximization
Using Graphs Under perfect competition, the market forces of supply and demand establish the equilibrium price. The perfectly competitive firm treats this price as its demand curve and its marginal revenue MR because the firm will receive 15 for each and every unit it sells. Is perfect competition always a theoretical situation Explain. The profit maximizing quantity of output is found where the marginal cost of production is equal to the marginal revenue from sales, or where MC MR. This occurs...