In economics, the concept that individuals are motivated by self-interest and respond predictably to opportunities for gain is known as

In September 2008, the MONTHLY rate of inflation in Zimbabwe approached 489 BILLION percent. An inflation rate such as this would

A) be too high to calculate using the CPI. B) decrease the natural rate of unemployment. C) seriously disrupt normal commerce. D) all of the above.

As a result of the financial deregulation that allowed banks to issue new types of interest-bearing checking accounts

A) people are less willing to hold M1 at a given interest rate on alternative assets. B) the demand for money M1 curve became more stable. C) the demand for money M1 curve became vertical. D) the demand for money M1 curve will shift to the right.