Before the airline industry was deregulated, the Airline Pilots Association (ALPA) was generally regarded as one of the most successful unions in raising wages of its members; the International Ladies...

Before the airline industry was deregulated, the Airline Pilots Association (ALPA) was generally regarded as one of the most successful unions in raising wages of its members; the International Ladies Garment Workers Union (ILGWU), on the other hand, had only limited success in raising wages. a. how do the Hicks-Marshall laws of derived demand explain the above?