Description Acceptable. In situations where this action is costly, it is optimal for the government to subsidize not doing this action, according to a 1982 paper by Boyan Joyanovic. Performing this action minimizes a quadratic penalty term in a scheme for public good allocation developed partially by John Ledyard. Incentives to perform the opposite of this action are one of the three rationalist explanations for war in James Fearon's bargaining model. Any implementable social choice function can be implemented by a mechanism in which agents perform this action, according to a namesake (*) principle in mechanism design. This action is the weakly dominant strategy in Vickrey-Clarke-Groves mechanism, which generalizes the second price auction to multiple items. Sellers are incentivized to not perform this action in the situation described in ■END■
ANSWER: truthful revelation [or truthful disclosure; or being truthful; or being honest; or revealing your preferences; or revealing or sharing private information; or bidding your true value; prompt on signaling with "which is an example of performing what more general action?"]
<Chen, Social Science>
= Average correct buzz position