2) Explain why the government might prefer to provide incentives to private firms to do investment or research and development, rather than simply doing the spending itself

)murphy was consuming 100 units of x and 50 units of y . the price of x rose from 2 to 3. the price of y remained at 4. (a) how much would murphy’s income have to rise so that he can still exactly afford 100 units of x and 50 units of y ? g

Calculate the required rate of return for an asset that has a beta of 1.73, given a risk-free rate of 5.3% and a market return of 9.9%. b. if investors have become more risk-averse due to recent geopolitical events, and the market return rises to 12.7%, what is the required rate of return for the same asset?

Assume that the following conditions exist: a. all banks are fully loaned up- there are no excess reserves, and desired excess reserves are always zero. b. the money multiplier is 5 .     c. the planned investment schedule is such that at a 4 percent rate of interest, investment =$1450 billion. at 5 percent, investment is $1420 billion. d. the investment multiplier is 3 . e.. the initial equilibrium level of real gdp is $12 trillion. f. the equilibrium rate of interest is 4 percent now the fed engages in contractionary monetary policy. it sells $1 billion worth of bonds, which reduces the money supply, which in turn raises the market rate of interest by 1 percentage point. calculate the decrease in money supply after fed's sale of bonds: $nothing billion.