양승룡 2018-11-15T08:27:47Z 2018-11-15T08:27:47Z 1995-02 JRD17-2-02 http://repository.krei.re.kr/handle/2018.oak/15843 KREI A GARCH Test of Structural Change: In Case of U.S. Beef Demand A GARCH Test of Structural Change: In Case of U.S. Beef Demand KREI 논문 Yang, Seungryong