Affiliation: | (1) Department of Finance and Economics, Nicholls State University, Thibodaux, LA 70310, USA;(2) Department of Economics, School of Business, Virginia Commonwealth University, 1015 Floyd Avenue, Box 844000, Richmond, VA 23284-4000, USA;(3) Department of Economics, University of Mississippi, P.O.Box 1848, University, MS 38677-1848, USA |