DSE Econ 教我們,完全競爭 (perfect competition) 裡,廠商都是受價者 […] 微觀概念 概念解讀 No price competition in perfect competition? 完全競爭 沒有 價格競爭 ?
DSE Econ 成日問:When the price of a good is zero, it […] 微觀概念 概念解讀 Price of Free Goods and Economics Goods 免費物品和經濟物品的價格