博弈论-耶鲁大学公开课第一次课电子版.doc

So this is Game Theory Economics 159. 欢迎来到经济学159 博弈论 If you’re here for art history, 如果你是来上艺术史的 you’re either in the wrong room or stay anyway, 那你走错教室了 不过你不妨留下来 maybe this is the right room; but this is Game Theory, okay. 没准你会喜欢这门课 这里是博弈论 You should have four handouts; everyone should have four handouts. 你们每人都应该有四页讲义 人手一份 There is a legal release form-- 里面有一张授权书 we’ll talk about it in a minute--about the videoing. 是关于视频采集的 我们一会再说这个 There is a syllabus, which is a preliminary, it’s also online. 有一张初步教学大纲 网站上也有 And there are two games labeled Game 1 and Game 2. 有两页分别印有游戏1和游戏2的传单 Can I get you all to look at Game 1 and start thinking about it. 大家先浏览下游戏1 然后思考一下 And while you’re thinking about it, i am hoping you can multitask a bit. 你们一边思考一边听我说 I’ll describe a bit about the class 我来简单介绍下这门课程 and we’ll get a bit of admin under our belts. 还有这门课程的评分细则 But please try and look at--somebody’s not looking at it, 请大家看下游戏1 我知道有人没看 because they’re using it as a fan here-- 他们用那张纸扇风呢 So look at Game 1 and fill out that form for me, okay? 快浏览下游戏1 然后填完 好吗 So while you’re filling that out, let me tell you a little 你们一边写一边听我说 bit about what we’re going to be doing here. 我来简单地介绍一下这门课 So what is Game Theory? 什么是博弈论 Game Theory is a method of studying strategic situations. 博弈论研究策略形势 So what’s a strategic situation? 那什么是策略形势呢 Well let’s start off with what’s not a strategic situation. 我们先看看什么不属于策略形势 In your Economics - in your Intro Economics class in 115 or 110, 在你们经济学基础课115或者110中 you saw some pretty good examples of situations that were not strategic. 应该讲过一些不是策略形势的案例 You saw firms working in perfect competition. 比如说自由竞争企业 Firms in perfect competition are price takers: 这些企业是价格接受者 they don’t particularly have to worry about 他们不必担心 the actions of their competitors. 他们的竞争对手的策略 You also saw firms that were monopolists 又比如说垄断企业 and monopolists don’t have any competitors to worry about, 垄断企业没有竞争对手 so that’s not a particularly strategic situation. 所以这也不是策略形势 They’re not price takers but they ta