4) economic profits are calculated by subtracting:
a.explicit costs from total revenue.
b.implicit costs from total revenue.
c.implicit costs from normal profits.
d.explicit and implicit costs from total revenue.
5) in a purely competitive industry:
a.there will be no economic profits in either the short run or the long run.
b.economic profits may persist in the long run if consumer demand is strong and stable.
c.there may be economic profits in the short run, but not in the long run.
d.there may be economic profits in the long run, but not in the short run.
6) if you operated a small bakery, which of the following would be a variable cost in the
short run?
a.baking ovens
b.interest on business loans
c.annual lease payment for use of the building
d.baking supplies (flour, salt, etc.)
7) which of the following would most likely occur during the expansionary phase of the
business cycle?
a.demand-pull inflation
b.cost-push inflation
c.structural inflation
d.frictional inflation