Vaughn starts Wind Systems to make and sell turbines. Later, Vaughn contracts with Xi to invest additional capital in the firm in exchange for 25 percent of the profits. Vaughn and Xi are not partners in Wind Systems because a. they do not have joint control over the business. b. they do not share the profits equally. c. their agreement does not provide for the sharing of losses. d. Vaughn started the firm before Xi agreed to invest additional capital.

Which of the following statements is true? a job costing system will have a separate work in process account for each of the major processes. a process costing system will have a single work in process account. a process costing system will have a separate raw materials account for each of the major processes. a process costing system will have a separate work in process account for each of the major processes.

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.

True or false: a fitted model with more predictors will necessarily have a lower training set error than a model with fewer predictors.