________: the economic sacrifice of not doing something else or foregoing another opportunity

According to this Application, China's GNP per capita and India's GDP per capita are ________ U.S. GNP per capita

A) within 5 percentage points of B) now equal to C) still significantly less than D) now greater than

According to Thomas (1954), increased immigration provided incentive to invest in capital that was

(a) labor-using, resulting in capital widening. (b) labor-using, resulting in capital deepening. (c) labor-saving, resulting in capital widening. (d) labor-saving, resulting in capital widening.