The short-run Phillips curve shifts upward whenever:

Since 2008, the U.S. labor force participation rate for men has ________ and for women has ________

A) gone up; gone up B) gone down; gone up C) been flat; gone down D) been flat; been flat E) gone down; gone down

When a monopolist engages in perfect price discrimination, the quantity produced and sold

A) could be lower, higher, or the same as that produced and sold if it adopted a single price. B) is lower than the quantity produced and sold if it adopted a single price. C) is larger than the quantity produced and sold if it adopted a single price. D) is the same level as that produced and sold if it adopted a single price.