How frequently is the survey that determines unemployment released?

The see-through office building, and the boarded-up factory outlet mall may be attributed to

A) changing conditions which no longer justify the project for which the buildings were produced. B) deregulation of S & Ls. C) extreme business optimism. D) all of the above.

Historically, velocity has been:

A. relatively stable, though the Great Depression of the 1930s caused some significant fluctuations. B. in sync with the business cycle, increasing during times of decline and increasing with recovery. C. relatively stable, though the recent crisis has temporarily caused some significant changes. D. in sync with the business cycle, slowing during times of decline and increasing with recovery.