主題:消費者均衡
https://docs.google.com/viewer?a=v&q=cache:gKMXfA_m4UIJ:logmgt.nkmu.edu.tw/teaching/resource/Economics/%25B2%25C404%25B3%25B9%2520%2520%25AE%25F8%25B6O%25AA%25CC%25BF%25EF%25BE%25DC%25BBP%25BB%25DD%25A8D.ppt+&hl=zh-TW&pid=bl&srcid=ADGEESh-YLNB9GAidMRFPlAYVjJ5EcEusLATq790cNIS91KOCM8KcXgufkZVSmYJdVjM0Mr3udVmHhp3Xj5DX1yBXQX0lHd8M4h-1rNBYaJ8mwuHbZVlIqG7uoj8dRx22QkrqjOIDLAl&sig=AHIEtbTgfj5Td4IhlkQP8NRgQcNew7gYcg