返報性の原理
与えらえると返さなければいけない気持ちになる
関連
Foot-in-the-door technique
The foot in the door technique (Freedman & Fraser, 1966)
"Engineer's way of creating knowledge" the English version of my book is now available on [Engineer's way of creating knowledge]
(C)NISHIO Hirokazu / Converted from [Scrapbox] at [Edit]