Kagen or the Origin of Value by MIURA Baien 三浦梅園|三浦梅园[San1 pu3 Mei2 yuan2], pioneering study of economics comparable to Adam Smith's The Wealth of Nations 國富論|国富论[Guo2 fu4 lun4]
上有天堂,下有苏杭
shàng yǒu tiān táng , xià yǒu Sū Háng
lit. there is heaven above, and there is 蘇杭|苏杭[Su1 Hang2] below (idiom) / fig. the beauty and affluence of Suzhou and Hangzhou is comparable with heaven