economic
/ˌi:kəˈnɔmɪk, ˌekəˈnɔmɪk; ˌikə`nɑmɪk, ˌɛkə`-nɑmɪk/ adj
1 [attrib 作定语]
of economics(1), or of an economy 经济学的; 经济的
the government's economic policy 政府的经济政策
economic development 经济发展
economic sanctions, ie punishment of another country by reducing or stopping trade with it 经济制裁.
2 [attrib 作定语]
connected with trade and industry 与贸易和工业有关的
economic geography, ie studied mainly in connection with industry 经济地理.
3 designed to give a profit 为获取利润的; 有利可图的
an economic rent, ie one that brings the owner at least as much money as he has spent on the house 有利可图的租金（给业主带来至少相当其花费於该房产的钱者）
It is not always economic for buses to run on Sundays. 公共汽车星期日行驶不一定准能赚钱.