| Q1、A labor market analyst makes the following assertions about trends in labor income: Statement 1: The net effect of technological improvements has been to increase the demand for labor. This can be seen in the long-run increase in real wage rates. Statement 2: The broadest measure of labor income is total wages, salaries, and tips received. With respect to these statements: A)   only statement 2 is incorrect. B)   both are incorrect. C)   only statement 1 is incorrect. 
 
 Q2、A firm's demand for labor and a firm's demand for physical capital is respectively more elastic in the:  A)   long run; long run. B)   short run; short run; C)   short run; long run. 
 
 
 
 Q3、An industrial economist is evaluating the supply and demand conditions for two different factors of production. Factor 1: The demand curve is derived from the resource’s marginal revenue product in the current period. Factor 2: The supply curve is perfectly inelastic and the price is determined by demand. Which of the following choices most likely identifies these two factors of production?           Factor 1                                          Factor 2  
 A)   Labor                                     Non-renewable resource B)   Labor                                     Renewable resource C)   Machinery                            Renewable resource 
 
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