並前往https://www.studocu.com/row/document/university-of-international-business-and-economics/intermediate-microeconomics/%E4%B9%A0%E9%A2%98%E7%AD%94%E6%A1%88%E5%BE%AE%E8%A7%82%E7%BB%8F%E6%B5%8E%E5%AD%A6%E5%8D%81%E5%85%AB%E8%AE%B2-%E5%B9%B3%E6%96%B0%E4%B9%94-%E8%AF%BE%E5%90%8E%E7%AD%94%E6%A1%88/4215246