Leontief discovered a "paradox" in his test of the HOmodel for the United States. He expected the United States to export _____intensive goods and import _____ intensive goods; but his study indicated the reverse was TRUE.

Economies of scope exist between book publishing and magazine publishing if

A) the cost of publishing a magazine is lower for book publishers than for other firms. B) the cost of publishing a magazine is lower for firms that publish many magazines than for firms that publish only one magazine. C) the cost of publishing a book falls over time as the publisher acquires more experience. D) the cost of a publishing a book is not subject to diminishing marginal returns.

If a nation moves upward along its per-worker production function relating output per worker to capital per worker, then: a. labor productivity rises

b. labor productivity falls. c. the amount of capital decreases, other things constant. d. labor input decreases. e. the productivity of capital rises.