Hung pin Lin Department of International Business & Trade   Yen Chau, Kaohsiung County,Taiwan, R.O.C. Yen Chau, Kaohsiung County,Taiwan, R.O.C. Kaohsiung, Taiwan   lhp0606@stu.edu.tw             JEL Areas: O3 : Technological Change; Research and Development: General C8 : Data Collection and Data Estimation Methodology; Computer Programs: General