Based on the following graph, if the price of X is $7.50 per unit, how many units of X will a utility-maximizing consumer choose? The consumer's income is $600.

Tammy sells woolen hats in a perfectly competitive market. The marginal cost of producing 1 hat is $24. The marginal cost of producing a second hat is $26 and the marginal cost of producing a third hat is $28. The market price of a hat is $26

To maximize profit, Tammy produces ________ per day. A) 1 hat B) 3 hats C) 2 hats D) as many hats as possible

Which of the following can best be characterized as a "Black Swan" event?

A) decline in stock prices due to a recession B) rising market interest rates as the Fed tightens monetary policy C) a financial crisis causing credit to dry up D) an individual firm unexpectedly filing for bankruptcy