According to new growth theory,
A) physical capital is nonexcludable.
B) knowledge capital is excludable.
C) knowledge capital is subject to increasing returns.
D) knowledge capital is rival and excludable.
Jack just received a promotion at work and now works 50 hours per week instead of 35.
As a result,
A) the unemployment rate increased.
B) the unemployment rate decreased.
C) the labor force participation rate increased.
D) neither the unemployment rate nor the labor force participation rate changed.
An unplanned decrease in inventories results in
A) a decrease in planned investment.