Keynes researches and analyzes effective demand, full employment etc. in macro-economics combining economics with ethics, and formed economic ethics thought featuring state interventionism.

• 凯恩斯在经济与伦理的结合上，研究和分析了宏观经济学中的有效需求、节俭、储蓄、充分就业等问题，形成了以国家干预主义为特色的经济伦理思想。