Analisis pengaruh harga domestik, jumlah produksi, harga ekspor, penjualan do…

During this several period, the production of Gum Rosin produced by Perum Perhutani as the only producer has given good contribution for the export development of Gum Rosin, Indonesia. The domestic sales is inclined to down, it happens caused the existence of the substitution products for manufacturing the raw material of soap and the wane of industry’s buying power. This study is trying to e…