When the housing bubble popped, the effect of the negative demand side shock and the negative supply side shock were the same on:

According to the textbook authors, pollution is a growing "social" problem because

A) only society, rather than individuals, pollutes. B) pollution is inefficient. C) pollution is economically efficient. D) more people are beginning to question the moral and legal rights of polluters.

Given two economic systems, A and B, if economy A has a comparative advantage in the production of widgets, then

A) the inputs necessary to produce widgets in economy A cost less than in economy B. B) economy A must give up less of all other goods to produce widgets than economy B. C) economy A is less efficient in the production of some goods than economy B. D) economy A would not benefit from the specialization of production.