First Author:   Kyongwook Choi Department of Economics, Ohio University choi@ohio.edu   Department of Economics, Ohio University, 333 Bentley Hall Annex Athens, 45701, U.S.A.   740-593-2051(Phone) 740-593-2051(Fax) Second Author: William Shambora Department of Economics, Ohio University shambora@ohio.edu   Department of Economics, Ohio University, 335 Bentley Hall Annex Athens, 45701, U.S.A.   740-593-1845(Phone)   Third Author: Chulho Jung Department of Economics, Ohio University jung@ohio.edu   Department of Economics, Ohio University, 353 Bentley Hall Annex Athens, 45701, U.S.A.   740-593-2041(Phone)