According to the AD/AS model, recessions are causes by: Select one: a. negative aggregate demand shocks b. negative real shocks c. positive real shocks d. both A and B

Suppose matt and bree go out to get pizza. they order breadsticks and a large pepperoni pizza. after eating the breadsticks, and one piece of pizza bree decides to have an additional piece, but she does not eat a third piece. if bree is a rational individual why did she not eat the third piece of pizza? the marginal cost of the

Jamie is saving for a trip to europe. she has an existing savings account that earns 3 percent annual interest and has a current balance of $4,200. jamie doesn’t want to use her current savings for vacation, so she decides to borrow the $1,600 she needs for travel expenses. she will repay the loan in exactly one year. the annual interest rate is 6 percent. a. if jamie were to withdraw the $1,600 from her savings account to finance the trip, how much interest would she forgo? .b. if jamie borrows the $1,600 how much will she pay in interest? c. how much does the trip cost her if she borrows rather than dip into her savings?

Suppose that electricity producers create a negative externality equal to $5 per unit. further suppose that the government imposes a $5 per-unit tax on the producers. what is the relationship between the after-tax equilibrium quantity and the socially optimal quantity of electricity to be produced?