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Chapter 8 - The AD-AS model



Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

Which of the following violates the assumption of perfect competition?
a.
Firms pay workers according to their marginal product.
b.
Firms maximize profits.
c.
Workers can bargain with firms regarding the wage they are paid.
d.
Workers maximize their utility.
 

 2. 

If the output market is perfectly competitive, then
a.
workers are paid a real wage equal to their marginal product.
b.
firms are unable to individually affect the price of the good they produce.
c.
workers are unable to influence the wage they are paid.
d.
firms face decreasing marginal costs of production.
 

 3. 

In perfectly competitive labour markets, workers are paid
a.
a nominal wage equal to their marginal product.
b.
a real wage equal to their marginal product times the price of the firm's output.
c.
a real wage equal to the price of the firm's output.
d.
a real wage equal to their marginal product.
 

 4. 

The labour supply curve slopes upward if
a.
the substitution effect is larger than the wealth effect.
b.
the substitution effect is smaller than the wealth effect.
c.
workers supply labour until the substitution effect equals the wealth effect.
d.
workers supply labour until the substitution effect equals zero.
 

 5. 

An increase in the representative household's wealth, other things remaining unchanged,
a.
shifts the labor supply curve to the left.
b.
shifts the labor supply curve to the right.
c.
cannot affect the labor supply curve.
d.
shifts the labor demand curve to the left.
 

 6. 

If money supply increases, households will willingly hold the extra money balances if,
a.
output demand decreases.
b.
prices increase to bring down real balances to previous level.
c.
the propensity to hold money balances falls.
d.
the real wage falls sufficiently.
 

 7. 

In the classical theory of aggregate demand, a decrease in the propensity to hold money balances will
a.
shift the aggregate demand curve down.
b.
shift the aggregate demand curve up.
c.
not affect the aggregate demand curve.
d.
will increase the money supply.
 

 8. 

The aggregate supply curve in the classical model is vertical because
a.
the labour market is always in equilibrium.
b.
the money market is always in equilibrium.
c.
the supply of output is not affected by the total stock of money in the economy.
d.
labour supply is always fixed in the short run.
 

 9. 

In the complete classical model, a rightward shift of the labor supply curve will
a.
decrease the price level and increase the nominal wage.
b.
decrease the nominal wage and increase the price level.
c.
decrease both the price level and the nominal wage.
d.
increase both the price level and the nominal wage.
 

 10. 

In the classical model with search costs, if prices and nominal wages are fully flexible, the aggregate supply curve of output is
a.
horizontal.
b.
vertical.
c.
upward sloping.
d.
upward sloping in the short-run, but vertical in the long-run.
 



 
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