where Qd = quantity demanded of good A each month, P income, PB = price of related good B. X= a consumer taste Ranging in value from 0 to 10 (the highest rating), Pe = pri good A, and N = number of buyers in the market for good a. Interpret the intercept parameter in the general de A: If PA. M. PB. X. Pe. N are all zero, then the demar