The Bureau of Labor Statistics reported the CPI stood at 215.9 in December 2009, while one year earlier it was 210.2. Suppose Janice's nominal income rose by 4% from December 2008 to December 2009 while Jeff's increased by only 2%. By what percentage did each of their real incomes change?

Allie and sarah decided that they want to purchase renters insurance for the apartment they share. they made a list of all of the items to be covered by the insurance policy, along with their estimated values. if the items to be covered total more than $3000, the insurance company charges an annual premium of 23% of the total value of the items. if the items to be covered total $3000 or less, the insurance company charges an annual premium of 20% of the total value of the items.

Afirm’s production function is represented by q(m,r) = 4m 3/4r1/3, where q denotes output, m raw materials, and r robots. the firm is currently using 6 units of raw materials and 12 robots. according to the mrts, in order to maintain its output level the firm would need to give up 2 robots if it adds 9 units of raw materials. (a) true (b) false

What is the difference between the contractual interest rate and the market interest rate?