Which of the following is a feasible choice variable, in the short run, for a grocery
store?
a. increasing the price of bananas to $50 a pound
b. hiring 50 workers who are 10 years old, in violation of federal child labor laws
c. laying off 5 cashiers
d. building an addition to the store to add 10 more aisles
e. adding a bakery, which requires buying ovens and other equipment
In a competitive equilibrium, workers are and firms are .
a. price setters, price setters
b. price setters, price takers
c. price takers, price takers
d. price takers, price setters
e. price neutral, price setters
Suppose time periods are denoted t=1,2,3, . . . ,T, where t=1 is the beginning and t=T is
the end. The discount rate is 1/2. Each period the firm can hire a worker (who is