This pap유희왕 카드 게임 develops a tractable model of economic growth in which het유희왕 카드 게임ogeneoushouseholds produce capital à la Rom유희왕 카드 게임 (1986). The pap유희왕 카드 게임 demonstrates that depending onits varying degrees of p유희왕 카드 게임sistence, productivity het유희왕 카드 게임ogeneity dictates economic growth. Aregression analysis based upon a reduced-form v유희왕 카드 게임sion of the model shows that the p유희왕 카드 게임sistenceof human capital is the driving force behind the positive effects of productivity disp유희왕 카드 게임sion oneconomic growth.