Some economists believe that permanently lower marginal income tax rates __________ the incentive to work and thus shift the __________

Typically bond prices fall as interest rates rise

Indicate whether the statement is true or false

When analyzing graphically the relationship between more than two variables, which of the following must be used?

A) the assumption that only relevant factors change B) positive slope assumption C) assumption of little change D) negative slope assumption E) ceteris paribus