China is one of the world's largest exporters. As the world's economies slipped into a worldwide recession in 2008, there was a ________ China's aggregate demand curve as China's exports ________

Compared to a monopolist, the demand curve for a perfectly competitive firm will be

A) as elastic. B) more elastic. C) less elastic. D) perfectly elastic.

What is the main selection issue researchers must address when trying to estimate the effectiveness of government training programs?

A. Government training programs are usually geared toward developing general skills rather than providing specific job training. B. Evaluation schemes tend to lose track of participants once they start a new job after the training. C. Most government training programs are only offered to the unemployed and not to workers who would like to switch jobs. D. The true cost of government training programs is unknown because unemployed workers also receive welfare benefits. E. The most motivated unemployed workers are the ones who are also most likely to take advantage of government training programs.