THE GEORGE WASHINGTON UNIVERSITY Department of Economics Economics 011 Section 14 Prof. Steve Suranovic Fall 2012 Problem Set #2 – Answers Answer all of the following questions from the book and those below. HW #2 is due in class on Wednesday Feb 22nd . A. Questions from Text and Readings R&T Chapter 2-5 (online)‚ Chapter 2.4 Review and Practice (in printed textbook); Concept Problems 2‚ 3; (for Extra Practice complete Numerical Problems 1 – 5 (not required for HW1)) CP2. Why does the
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PROBLEM SET 3 Name: ________________________________________ Problem Set 3 is to be completed by 11:59 p.m. (ET) on Monday of Module/Week 6. 1. Data for the market for graham crackers is shown below. Calculate the elasticity of demand between the following prices. Price of crackers Quantity Demanded (per month) $3 80 $2.5 120 $2 160 $1.5 200 $1 240 $1.00 - $1.50: ___________________________________ $1.50 - $2.00: ___________________________________ $2.00 - $2.50: ___________________________________
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Econ 214 Problem Set 5 1. What impact will an unanticipated increase in the money supply have on the real interest rate‚ real output‚ and employment in the short run? How will expansionary monetary policy affect these factors in the long run? Explain. The money supply in an economy is the benchmark by which interest rates are determined. The supply of money is directly tied into the amount of money that can be loaned and borrowed in various capacities. The more money there is to loan
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1Problem Set 5 Complete all questions listed below. Clearly label your answers. 1. What impact will an unanticipated increase in the money supply have on the real interest rate‚ real output‚ and employment in the short run? How will expansionary monetary policy affect these factors in the long run? Explain. “In the short run‚ shifts in monetary policy exert an impact on real output and employment. A shift to a more restrictive policy will tend to reduce real output and employment‚ while
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EC3314 – Financial Economics Fall 2013 Vinay P NUNDLALL Problem Set 1 Question 1 Explain what is meant by the following: a. A broker holding securities in street name A brokerage account where the customer’s securities and assets are held under the name of the brokerage firm‚ rather than the name of the individual who purchased the security or asset. Although the name on the certificate is not that of the individual‚ they are still listed as the real and beneficial owner and have the rights
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supply) and into leisure. Problem Set 2: Suggested Solutions 2 Taxes in the Real Intertemporal Model (40 Raw Points) Taxes in the Real Intertemporal Model This problem studies the effects of a permanent (lump sum) tax decrease on macroeconomic variables such as This problem studies the effects of a permanent (lump sum) tax decrease on macroeconomic variables such as employemployment‚ output‚ consumption‚ investment‚ interest rates‚ and real wages. This problem is particularly ment‚ output
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Problem Set 3 Problem Set 3 is to be completed by 11:59 p.m. (ET) on Monday of Module/Week 6. 1. Data for the market for graham crackers is shown below. Calculate the elasticity of demand between the following prices. Price of crackers Quantity Demanded (per month) $3 80 $2.5 120 $2 160 $1.5 200 $1 240 $1.00 - $1.50: Elasticity of demand equals .45; favoring inelasticity $1.50 - $2.00: Elasticity of demand equals .78; favoring inelasticity $2.00 - $2.50: Elasticity of demand equals 1.29; favoring
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ECONOMETRICS: PS5 PROBLEM SET 5: ESTIMATION PROBLEMS 1 We have the following variables: Y: Food expenditure in USA. X: Family income. P: Price index. Two different regressions are estimated with the following estimation results (standard errors are in brackets): Coefficient for Regression X Y/P Y / X; P 0.112 (0.003) Coefficient for P 2.462 (0.407) -0.739 (0.114) Determination coefficient 0.614 0.978 Assuming that the true equation for Y includes both X and
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ECSE 443- introduction to Numerical Methods in EE Practice Problem Set – Chapter 4 (Note: This problem set is for extra practice. It is not for credit‚ and not to be handed in) Question 1: Suppose that in a study‚ several measurements were made to determine a particular quantity for different values of . The collected data are summarized in the following table: 1.0000 5.8823 1.5000 2.0000 2.5000 3.0000 3.5000 4.0000 4.5000 5.0000 5.5000 6.0000 8.8823 17.8821 11.8822 14.8826 26.8825 24.8822
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Marked Problem Set 2 - Solution Notes 1. First‚ compute the correlation coefficient between assets A and B ρ(RA ‚ RB ) = Cov (RA ‚ RB ) −0.0322 = = −1. σ (RA )σ (RB ) 0.14 × 0.23 The assets are perfectly negatively correlated. Consider portfolio P formed from assets A and B such that you invest α fraction of your wealth into A and (1 − α) fraction into B. The variance of such portfolio is σ (RP )2 = = = = α2 σ (RA )2 + (1 − α)2 σ (RB )2 + 2α(1 − α)Cov (RA ‚ RB ) α2 σ (RA )2 + (1
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