An economy's potential level of output can be altered by changes in:
a. the actual price level

Lulu purchased a security that promises to pay $50 twice a year from January 15, 2012 to January 15, 2016 and then pay $1,000 on January 15, 2016. The security is a debt to the company that issued it. The security is a

A) net investment to the company that issued it. B) share of stock. C) depreciating asset. D) physical capital. E) bond.

In the long run, firms in monopolistic competition produce at a level that is ________ the efficient scale of output

A) less than B) equal to C) more than D) All of the above are possible depending on market conditions.