Is about making sure experimental and control groups are equivalent, and is about selecting participants from a population so that the selected group is representative of that population. internalization/externalization external validity/internal validity a random sample/a random assignment a random assignment/a random sample

Suppose the price of a complement to lcd televisions rises. what effect will this have on the market equilibrium for lcd tvs?

Andrew cooper decides to become a part owner of a corporation. as a part owner, he expects to receive a profit as payment because he has assumed the risk of - serious inflation eroding the purchasing power of his investment.- being paid before the suppliers and employees are paid.- losing his home, car, and life savings.- losing the money he has invested in the corporation and not receiving profits.- the company giving all of the profits to local communities

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