NAME: ANSWER KEY Econometrics First Test‚ Queens College‚ I. R. Kelly Thursday‚ September 27th‚ 2012‚ 9:25-10:40am Please put all answers on the question sheet. You have one hour and fifteen minutes to finish the test. Best of luck. 1. (6 points) How does a panel data set differ from a regular pooled data set? Give a specific example. A pooled data set is one that combines both time series and cross-sectional data; in other words‚ there are many cross-sectional units over a period of time
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The first military draft in the United States was shortly after the Iraq war. This draft was started by Senator Ernest Hollings and Representative Charles Rangel. There were a lot of people for the military draft but there were also a lot of people against it. The people that were for the draft concluded that it was a good thing for the United States. They said that there was different ways that you could get out of it but why would you want to do that when you could fight for your country in their
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• Profitability Procter & Gamble’s Gross Profit Margin (GPM) increased in 2010 by 2.41%‚ however it decreased in 2011 by 1.34%‚ while Net Sales continued to increase from 2009 to 2011. This trend was due to a price fluctuation in Cost of Goods Sold. The GPM directly affected the Operating Profit Margin (OPM)‚ which also increased in 2010 by 0.25% and decreased in 2011 by 1.14%. The Operating expenses were somewhat stable‚ which resulted in the OPM ratios following a similar trend as the GPM
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Urban Sprawl The idea of urban sprawls is one that interests economists. An urban sprawl is the spreading of urban developments on undeveloped land near a city. In the article‚ “Urban Sprawl” by Thomas J. Nechyba and Randall P. Walsh‚ the authors talk about the advantages and disadvantages of urban sprawls. They also explain the consequences of inner-city and suburbs after the urban sprawls have occurred. The problems of urban sprawls are the un-productive congestion of roads‚ high levels of metropolitan
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Everyone’s Gasoline Problem: As we all know that the price of gasoline is definitely driven by the concept of supply and demand. Never the less prices fall‚ quantity demand will rise‚ when price rises‚ quantity demanded will fall. Usually this is a true statement in most cases. But gasoline is a necessity to most Americans. The demand for fuel does not decrease when the price increase. Consumers often influence the price of gasoline. Gas prices in the late spring and summer months are the highest
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Economics Chapter 2 Chapter 2 * Opportunity cost is a ratio. It is the decrease in the quantity produced of one good divided by the increase in the quantity produced of another good as we move along the production possibilities frontier. * The outward-bowed shape of the PPF reflects increasing opportunity cost. The PPF is bowed outward because resources are not all equally productive in all activities. * When goods and services are produced at the lowest possible cost and in the
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This assignment has a maximum total of 100 marks and is worth 10% of your total grade for this course. You should complete it after completing your course work for Units 6 through 10. Answer each question clearly and concisely. 1. Suppose that a firm has fixed costs of $25 per day for renting one machine and its variable costs are as shown in the table below. Labour Output VC TC AFC AVC ATC MC 0 0 $ 0 25 ---- ---- ---- ---- 1 4 25 50 6.25 6.25 12.50 25 2 10 50 75 2.50 5.00 7.50 25 3 13 75 100
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Barbados and its Economic Challenges Tourism emerged as the dominant industry in Barbados in the 1970’s‚ replacing the sugar industry as the main foreign exchange earner. It is estimated that tourism currently accounts for 54% of the country’s foreign exchange earnings and 14% of its Gross Domestic Product (GDP). Approximately‚ 10% of the labour force is employed in the industry. Barbados currently has the highest Human Development Index in the Caribbean region and its GDP per capita of US$16
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PROBLEM SET 1 Name: ______________________________________________ Problem Set 1 is to be completed by 11:59 p.m. (ET) on Monday of Module/Week 2. 1. Based on the information provided for the market for video games‚ answer the following questions. PRICE Q DEMANDED Q SUPPLIED $50 5 9 $45 7 7 $40 9 5 $35 11 3 $30 13 1 a.) Draw and properly label the demand and supply graphs (this means you must label the axes and any lines you include on the graph). b.) What is the equilibrium
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ECON 101 – Macroeconomics Exam 1 (Take-home Part) Name Daniel Martinez Multiple Choice. Encircle the correct answer. [Bring a pencil on Saturday because you will put all your answers to this exam on a scantron sheet.] 1. Rice and potatoes are substitutes. Suppose the price of rice rises and and at the same time there is a bumper (bountiful) crop of potatoes‚ in the market for potatoes one would expect the: A) equilibrium price to rise‚ fall‚ or stay the same and equilibrium
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