'R1DWXUDO5HVRXUFHV$QG+XPDQ&DSLWDO0DWWHU7R5HJLRQDO ,QFRPH&RQYHUJHQFH" $&DVH6WXG\DW5HJHQFLHV0XQLFLSDOLWLHVRI.DOLPDQWDQ$UHD± ,QGRQHVLD 'HZL5DKD\XD 0XQDZDU,VPDLOE'ZL%XGL6DQWRVRE'HYDQWR63UDWRPRE D Doctoral Program in Economics Brawijaya University, M.T. Haryono 165, Malang 65145, Indonesia and Faculty of Economics and Business Lambung Mangkurat University, Brigjend. Hasan Basry, Banjarmasin 70123, Indonesia b Brawijaya University, M.T. Haryono 165,Malang 65145, Indonesia