People who report being unemployed but who, in fact, are working for "under the table" pay to avoid taxes on their earnings are really employed and therefore cause the reported unemployment rate to be higher than it would otherwise be

If the natural rate of unemployment was 6 percent, the current unemployment rate was 10 percent, and the potential GDP was $4,000 billion, then according to Okun's law the economy would have sacrificed:

A.  $160 billion in output not produced B.  $240 billion in output not produced C.  $320 billion in output not produced D.  $480 billion in output not produced

In recent years, people have benefited from greater amounts of leisure time. This trend:

A. has caused GDP to rise. B. has caused GDP to fall. C. made GDP fluctuate randomly. D. is not accounted for in GDP.