<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>Mathematics and Economics - Collection - 滑翔闪'S BLOG</title><link>https://blog.huaxiangshan.com/en/collections/mathematics-and-economics/</link><description>滑翔闪'S BLOG</description><generator>Hugo 0.169.0 &amp; FixIt v1.0.0-rc</generator><language>en</language><managingEditor>1450169683@qq.com (滑翔闪)</managingEditor><webMaster>1450169683@qq.com (滑翔闪)</webMaster><copyright>This work is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License.</copyright><lastBuildDate>Thu, 25 Sep 2025 20:00:36 +0800</lastBuildDate><atom:link href="https://blog.huaxiangshan.com/en/collections/mathematics-and-economics/index.xml" rel="self" type="application/rss+xml"/><item><title>Explaining the Trendy Toy Craze: From Network Effects to Multiple Equilibria</title><link>https://blog.huaxiangshan.com/en/posts/gzhs/</link><pubDate>Thu, 25 Sep 2025 20:00:36 +0800</pubDate><author>1450169683@qq.com (滑翔闪)</author><guid>https://blog.huaxiangshan.com/en/posts/gzhs/</guid><category domain="https://blog.huaxiangshan.com/en/categories/economic-studies/">Economic Studies</category><description>A short discussion of how to bring more human considerations into the demand function when thinking about the trendy toy economy.</description></item><item><title>The Origin of Rich Species: A Lamp Can Light a Room Dark for a Thousand Years</title><link>https://blog.huaxiangshan.com/en/posts/fzqy/</link><pubDate>Sat, 18 Jan 2025 16:09:19 +0800</pubDate><author>1450169683@qq.com (滑翔闪)</author><guid>https://blog.huaxiangshan.com/en/posts/fzqy/</guid><category domain="https://blog.huaxiangshan.com/en/categories/reading/">Reading</category><description>The Origin of Rich Species challenges the mainstream academic reading of the Malthusian trap and builds a Darwinian view of economic history.</description></item><item><title>The Mathematical History of Economics</title><link>https://blog.huaxiangshan.com/en/posts/econ_math/</link><pubDate>Thu, 02 Jan 2025 08:52:19 +0800</pubDate><author>1450169683@qq.com (滑翔闪)</author><guid>https://blog.huaxiangshan.com/en/posts/econ_math/</guid><category domain="https://blog.huaxiangshan.com/en/categories/reading/">Reading</category><description>Reading notes on Shi Shuzhong&amp;rsquo;s book about the development of mathematical tools in economics.</description></item><item><title> Institutions, Politics, Democracy, and Arrow's Impossibility Theorem</title><link>https://blog.huaxiangshan.com/en/posts/shxz/</link><pubDate>Sun, 17 Nov 2024 07:52:02 +0800</pubDate><author>1450169683@qq.com (滑翔闪)</author><guid>https://blog.huaxiangshan.com/en/posts/shxz/</guid><category domain="https://blog.huaxiangshan.com/en/categories/economic-studies/">Economic Studies</category><description>Historical Context of Political Economy, Institutional Economics, and Arrow&amp;rsquo;s Impossibility Theorem</description></item><item><title>Notes on Learning Calculus of Variations</title><link>https://blog.huaxiangshan.com/en/posts/bff/</link><pubDate>Tue, 07 May 2024 00:02:15 +0800</pubDate><author>1450169683@qq.com (滑翔闪)</author><guid>https://blog.huaxiangshan.com/en/posts/bff/</guid><category domain="https://blog.huaxiangshan.com/en/categories/economic-studies/">Economic Studies</category><description>A study note on the calculus of variations based on Alpha C. Chiang&amp;rsquo;s textbook on dynamic optimization, covering the catenary problem, the brachistochrone problem, and monopoly pricing.</description></item><item><title>Development Economics: Marginal Analysis and Inframarginal Analysis (Introduction)</title><link>https://blog.huaxiangshan.com/en/posts/yxk1/</link><pubDate>Wed, 10 Apr 2024 20:20:20 +0800</pubDate><author>1450169683@qq.com (滑翔闪)</author><guid>https://blog.huaxiangshan.com/en/posts/yxk1/</guid><category domain="https://blog.huaxiangshan.com/en/categories/economic-studies/">Economic Studies</category><description>This article reviews the introduction to Yang Xiaokai&amp;rsquo;s work on inframarginal analysis in development economics and highlights several arguments about division of labor, growth, and the history of development theory.</description></item><item><title>Convergence: From the Limit of Equations to the Limit of Growth</title><link>https://blog.huaxiangshan.com/en/posts/shounian/</link><pubDate>Sun, 01 Oct 2023 18:59:15 +0800</pubDate><author>1450169683@qq.com (滑翔闪)</author><guid>https://blog.huaxiangshan.com/en/posts/shounian/</guid><category domain="https://blog.huaxiangshan.com/en/categories/economic-studies/">Economic Studies</category><description>GPT Summary: This article explores the application and meaning of convergence in the fields of mathematics, probability theory, and economics. Starting from the concepts of limits and convergence in mathematics, it gradually expands to the Law of Large Numbers and the Central Limit Theorem in probability theory, and finally delves into the convergence effect in economics and the convergence tests and club convergence analysis in econometrics.</description></item><item><title>Microeconomics: Roy Hotelling Shephard</title><link>https://blog.huaxiangshan.com/en/posts/%E5%BE%AE%E8%A7%82%E7%BB%8F%E6%B5%8E%E7%BD%97%E4%BC%8A%E9%9C%8D%E5%A4%AA%E6%9E%97%E8%B0%A2%E6%B3%BC%E5%BE%B7/</link><pubDate>Wed, 13 Sep 2023 17:23:04 +0800</pubDate><author>1450169683@qq.com (滑翔闪)</author><guid>https://blog.huaxiangshan.com/en/posts/%E5%BE%AE%E8%A7%82%E7%BB%8F%E6%B5%8E%E7%BD%97%E4%BC%8A%E9%9C%8D%E5%A4%AA%E6%9E%97%E8%B0%A2%E6%B3%BC%E5%BE%B7/</guid><category domain="https://blog.huaxiangshan.com/en/categories/economic-studies/">Economic Studies</category><description>This document explores the economic formulas associated with Roy, Hotelling, and Shephard. These theories are utilized as methods for solving problems in a textbook but are not covered in another reference book, hence they are documented here as supplementary material.</description></item><item><title>Estimating π with a Needle? Notes on Probability Theory (Mao Shisong Edition)</title><link>https://blog.huaxiangshan.com/en/posts/probability/</link><pubDate>Tue, 01 Aug 2023 20:27:53 +0800</pubDate><author>1450169683@qq.com (滑翔闪)</author><guid>https://blog.huaxiangshan.com/en/posts/probability/</guid><category domain="https://blog.huaxiangshan.com/en/categories/economic-studies/">Economic Studies</category><description>Study notes on Mao Shisong&amp;rsquo;s probability theory textbook.</description></item><item><title>Analysis of the Tax Refund Case in Varian's Microeconomics</title><link>https://blog.huaxiangshan.com/en/posts/fla/</link><pubDate>Thu, 06 Jul 2023 17:01:14 +0800</pubDate><author>1450169683@qq.com (滑翔闪)</author><guid>https://blog.huaxiangshan.com/en/posts/fla/</guid><category domain="https://blog.huaxiangshan.com/en/categories/economic-studies/">Economic Studies</category><description>This article revisits Varian&amp;rsquo;s well-known tax refund example to discuss income effects, substitution effects, and several personal reflections on the Slutsky framework.</description></item></channel></rss>