First Author:   Teguh Dartanto Department of Economics, Faculty of Economics and Business, Universitas Indonesia teguh.dartanto@ui.ac.id   Department of Economics, FEB UI, Jl. Prof. Soemitro Djojohadikusumo, Campus UI Depok Depok, 16424, Indonesia   +6221 727 2425(Phone) +6221 727 2425(Fax) http://www.feb.ui.ac.id Second Author: Haryani Haryani Government of Kepulauan Riau and PPIE-FEB, Universitas Indonesia hyremi@gmail.com   Gedung Pasca Sarjana FEB UI, Jl. Prof. Soemitro Djojohadikusumo, Campus UI Depok Depok, 16424, Indonesia   +6221 727 2425(Phone) +6221 727 0024(Fax) http://www.feb.ui.ac.id