Refer to the diagram for a private closed economy. Aggregate saving in this economy will be zero when:

Refer to the scenario above. If both economies have the same depreciation rate, then which of the following statements will be true?

A) Economy A will have a greater capital stock and a lower GDP than economy B. B) Economy A will have a greater capital stock and GDP than economy B. C) Economy A will have a lower capital stock and GDP than economy B. D) Economy A will have a lower capital stock and a greater GDP than economy B.

An increase in total factor productivity could be the result of

A) adverse weather. B) the addition of new machinery. C) new hires. D) the introduction of new manufacturing methods.