A barrier to entailment exists if you can't get conclusions of a certain kind from premises of another. One of the most famous barriers in philosophy is Hume's Law, which says that you can't get normative conclusions from descriptive premises, or in slogan form: you can't get an ought from an is. This barrier is highly controversial, and many famous counterexamples were propose...(展开全部)

Why isn't the whole world as rich as the United States? Conventional views holds that differences in the share of output invested by countries account for this disparity. Not so, say Stephen Parente and Edward Prescott. In Barriers to Riches, Parente and Prescott argue that differences in Total Factor Productivity (TFP) explain this phenomenon. These differences exist because s...(展开全部)

Why isn't the whole world as rich as the United States? Conventional views holds that differences in the share of output invested by countries account for this disparity. Not so, say Stephen Parente and Edward Prescott. In Barriers to Riches , Parente and Prescott argue that differences in Total Factor Productivity (TFP) explain this phenomenon. These differences exist because...(展开全部)

a ~This is an outline of a coherence theory of law. Its basic ideas are: reasonable support and weighing of reasons. All the rest is commentary.a (TM) These words at the beginning of the preface of this book perfectly indicate what On Law and Reason is about. It is a theory about the nature of the law which emphasises the role of reason in the law and which refuses to limit th...(展开全部)

托马斯·谢林，1921年出生于美国加利福尼亚州的奥克兰市，是美国著名学者、经济学家，也是有限战争理论的奠基人之一，还是外交事务、国家安全、核战略以及军备控制方面的研究专家。1944年获伯克利加利福尼亚大学文学学士学位，1948年获哈佛大学文学硕士学位，1951年获哈佛大学哲学博士学位。他曾获政治经济学领域著名的“弗兰克·赛德曼奖”；他曾因对预防核战争的相关行为的研究而获“国家自然科学奖”。其主要著作有《国民收入行为》、《国防经济学》、《冲突的战略》等等。

Thomas Schelling is a political economist "conspicuous for wandering" an errant economist. In "Choice and Consequence," he ventures into the area where rationality is ambiguous in order to look at the tricks people use to try to quit smoking or lose weight. He explores topics as awesome as nuclear terrorism, as sordid as blackmail, as ineffable as daydreaming, as intimidating a...(展开全部)

How do laws resemble rules of games, moral rules, personal rules, rules found in religious teachings, school rules, and so on? Are laws rules at all? Are they all made by human beings? And if so how should we go about interpreting them? How are they organized into systems, and what does it mean for these systems to have 'constitutions'? Should everyone want to live under a syst...(展开全部)