Gresham's law the building of the Temple from the Bible and the Mishna in tractate Bava Metzia () from the Talmud. Ibn Taimiyyah (1263–1328) described the phenomenon as follows: In an influential theoretical article, Rolnick and Weber (1986) argued that bad money would drive good money to a premium, rather than driving it out of circulation. However, their research did not take into account the context in which Gresham had made his observation. Rolnick and Weber ignored the influence of legal tender legislation, which requires people to accept both good and bad money as if they were of equal value. They also
The Most Good You Can Do Law School professor Eric Posner reviewed the book for "Slate Magazine", concluding: "So what’s an effective altruist to do? The utilitarian imperative to search out and help the people with the highest marginal utility of money around the world is in conflict with our limited knowledge about foreign cultures, which makes it difficult for us to figure out what the worst-off people really need.* For this reason, donations to Little League and other local institutions you are familiar with may not be a bad idea. The most good you can do may turn out to be—not much." Posner wrote a