https://wenjinji.cn/en/subjects/%E7%BB%8F%E6%B5%8E%E5%AD%A6/Recent content in 经济学 on 问衿的学习笔记HugoenMon, 26 Oct 2026 00:00:00 +0000https://wenjinji.cn/en/episodes/theory-of-games-02/Mon, 26 Oct 2026 00:00:00 +0000https://wenjinji.cn/en/episodes/theory-of-games-02/‘I want tea more than coffee’ — how far is that from a number? Three sets of axioms turn ‘wanting more’ into something you can subtract, and the author marks three wounds in them himself. Once the numbers exist, the question becomes: when three splits all claim to stand, what counts as a solution?https://wenjinji.cn/en/episodes/theory-of-games/Sat, 24 Oct 2026 00:00:00 +0000https://wenjinji.cn/en/episodes/theory-of-games/You and the broker circle the same flat; after three rounds the number is no longer yours to set. Ten-plus pages without a chessboard: the author refuses to define ‘rational’, clears away what cannot be computed, and asks one thing — when interests collide, how does anyone calculate?https://wenjinji.cn/en/episodes/starbucks-seating/Fri, 23 Oct 2026 00:00:00 +0000https://wenjinji.cn/en/episodes/starbucks-seating/A ‘please be seated with a purchase’ sign went from a leaked photo to a nationwide rule in three days. The initiative promises only space, quiet, freshness and respect — no minimum spend, no time limit, no clearing the room. One customer in Shanghai was reminded five times in ninety minutes. Why does wording this loose land this tight.https://wenjinji.cn/en/episodes/neituo-scam/Wed, 21 Oct 2026 00:00:00 +0000https://wenjinji.cn/en/episodes/neituo-scam/A link circulates in the graduation group chat: urgent hiring at a central SOE, no major requirements, basically anyone who applies gets in. A roommate asks real or fake; no one answers, but someone has already forwarded it to the parents. Five ministries speak up on the same day — the other side is not a few loose operators.https://wenjinji.cn/en/episodes/shenzhen-housing/Wed, 30 Sep 2026 00:00:00 +0000https://wenjinji.cn/en/episodes/shenzhen-housing/Two flats across one hallway: purchase prices differ 3x, rents only 23% — sales markets price property-rights protection, rental markets don’t. That gap is what Shenzhen’s small-property rights are worth.https://wenjinji.cn/en/episodes/trade-remains/Tue, 29 Sep 2026 00:00:00 +0000https://wenjinji.cn/en/episodes/trade-remains/Tariffs at 47.5% didn’t make Chinese goods vanish: the $3.77T of 2025 exports just rerouted around the dam into other markets — the world isn’t de-globalizing, it just stopped globalizing further.https://wenjinji.cn/en/episodes/age-discrimination/Thu, 24 Sep 2026 00:00:00 +0000https://wenjinji.cn/en/episodes/age-discrimination/510k job postings: nearly 15% hard-code an age cap averaging 36.3; crossing that line cuts applications 17% and employer replies ~20% — it filters not age, but the fit between age and role.https://wenjinji.cn/en/episodes/talent-hoarding/Wed, 23 Sep 2026 00:00:00 +0000https://wenjinji.cn/en/episodes/talent-hoarding/Data from 30,000+ employees: 75% of managers admit hoarding talent — and the people they hold back are the best ones.https://wenjinji.cn/en/episodes/social-norms-enforcement/Fri, 18 Sep 2026 00:00:00 +0000https://wenjinji.cn/en/episodes/social-norms-enforcement/25 years of Singapore housing records: civil servants bought homes near unannounced MRT stations, pocketing about a year’s salary per deal.https://wenjinji.cn/en/episodes/multitask-incentives/Wed, 16 Sep 2026 00:00:00 +0000https://wenjinji.cn/en/episodes/multitask-incentives/The 1991 paper behind a 2016 Nobel: the harder you measure one task, the faster unmeasured work dies — sometimes a flat salary is optimal.https://wenjinji.cn/en/episodes/job-market-signaling/Mon, 14 Sep 2026 00:00:00 +0000https://wenjinji.cn/en/episodes/job-market-signaling/The 1973 Nobel paper: a diploma is valuable not for what it teaches, but for what it costs — everyone signals harder, nobody earns more.https://wenjinji.cn/en/episodes/junkfood-tax/Mon, 31 Aug 2026 00:00:00 +0000https://wenjinji.cn/en/episodes/junkfood-tax/A 10-year junk-food tax: 14 of 17 maternal-and-infant health outcomes barely moved, and two went the wrong way.