economic是形容词，意思是经济的，经济上的，经济学的；economical指节约的、有经济效益的，那这两个单词有什么区别呢？

economic和economical的区别

例句

1、The price includes two economy class airfares from Brisbane to Los Angeles.

2、Britain is free to adopt policies to bolster its economy.

英国可以自由制定政策以振兴经济。

3、Keeping inflation low is the keystone of their economic policy.