The branch of mathematics that analyzes situaProduct differentiation may occur in _______________ because ____________________ created strong preferences for certain brands. Question 44 options: a) imperfect competition; the concept of differentiated products b) imperfect competition; advertising and consumer habits c) the minds of buyers; past habits and advertising d) shaping intangible preferences; predatory pricingtions in which players must make decisions and then receive payoffs most often used by economists is Question 43 options: a) oligopoly collusion. b) prisoner's dilemma. c) collusion theory d) game theory