According to neuroeconomists, our logical brain knows we should spend as much as possible when we have money

Suppose we observe an economy experiencing an economic expansion and high inflation. This means the expansion is attributed to

a. an anticipated increase in aggregate demand. b. an increase in long-run aggregate supply. c. an unanticipated decrease in aggregate demand. d. an unanticipated decrease in aggregate supply.

For a perfectly competitive market in which firms face an identical constant marginal costs, the amount of consumer surplus increases if

A) market demand decreases. B) market demand increases. C) marginal cost increases. D) none of the above: insufficient information to answer.