The lack of job information for workers would be an example of which explanation for wage differentials among workers?

Mauritius, an island off the coast of Africa, competes with other countries producing goods with low-skilled labor. In 2006, it was reported that its "...factories have been exposed to ... competition from China, India, and other Asian mass producers." As a result, "the main export industry has seen a 30% reduction in volume..." The decrease in exports will cause __________ and the price level will __________.

a) a downward shift in the AE curve; decrease as the AD curve shifts leftward in the short run b) an upward shift in the AE curve; increase as the AD curve shifts rightward in the long run c) a leftward shift in the AD curve; fall in the short run and rise in the long run d) a leftward shift in the AD curve; rise in the long run as goods become more scarce.

Equilibrium expenditure is defined as the level of aggregate expenditure where...

a) actual aggregate expenditure equals real GDP b) total inventories equal zero c) aggregate planned expenditure equals real GDP d) spending equals output