When wages decrease
a. the substitution effect increases the quantity of labor supplied.
b. the substitution effect increases the supply of labor

If a bank does not have enough reserves, it can:

A. Buy bonds on the open market. B. Raise the interest rate it charges borrowers. C. Borrow reserves from the discount window. D. Make more loans.

If workers become more productive as a result of a new technology, the demand for these workers will decrease because the firm will not need to hire as many

Indicate whether the statement is true or false