{"title":"婚介平台中配对效率与弹性的非参数估计:2014-2025","authors":"Suguru Otani","doi":"10.1016/j.econlet.2025.112617","DOIUrl":null,"url":null,"abstract":"<div><div>This paper examines monthly matching efficiency in the Japanese marriage market using novel data from IBJ, the country’s largest structured matching platform. Unlike administrative or dating app data, IBJ provides full search, dating, and matching logs based on verified profiles and confirmed engagements. Users are highly selected into serious marriage search via costly screening. Covering 3.3% of national marriages annually, I estimate time-varying matching functions using a nonparametric approach. Matching efficiency triples between 2014 and 2025, with diverging elasticities indicating increasingly asymmetric responsiveness. Results show how digital intermediation reshapes partner search in modern marriage markets.</div></div>","PeriodicalId":11468,"journal":{"name":"Economics Letters","volume":"256 ","pages":"Article 112617"},"PeriodicalIF":1.8000,"publicationDate":"2025-09-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":"{\"title\":\"Nonparametric estimation of matching efficiency and elasticity in a marriage agency platform: 2014–2025\",\"authors\":\"Suguru Otani\",\"doi\":\"10.1016/j.econlet.2025.112617\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"<div><div>This paper examines monthly matching efficiency in the Japanese marriage market using novel data from IBJ, the country’s largest structured matching platform. Unlike administrative or dating app data, IBJ provides full search, dating, and matching logs based on verified profiles and confirmed engagements. Users are highly selected into serious marriage search via costly screening. Covering 3.3% of national marriages annually, I estimate time-varying matching functions using a nonparametric approach. Matching efficiency triples between 2014 and 2025, with diverging elasticities indicating increasingly asymmetric responsiveness. Results show how digital intermediation reshapes partner search in modern marriage markets.</div></div>\",\"PeriodicalId\":11468,\"journal\":{\"name\":\"Economics Letters\",\"volume\":\"256 \",\"pages\":\"Article 112617\"},\"PeriodicalIF\":1.8000,\"publicationDate\":\"2025-09-17\",\"publicationTypes\":\"Journal Article\",\"fieldsOfStudy\":null,\"isOpenAccess\":false,\"openAccessPdf\":\"\",\"citationCount\":\"0\",\"resultStr\":null,\"platform\":\"Semanticscholar\",\"paperid\":null,\"PeriodicalName\":\"Economics Letters\",\"FirstCategoryId\":\"96\",\"ListUrlMain\":\"https://www.sciencedirect.com/science/article/pii/S0165176525004549\",\"RegionNum\":4,\"RegionCategory\":\"经济学\",\"ArticlePicture\":[],\"TitleCN\":null,\"AbstractTextCN\":null,\"PMCID\":null,\"EPubDate\":\"\",\"PubModel\":\"\",\"JCR\":\"Q2\",\"JCRName\":\"ECONOMICS\",\"Score\":null,\"Total\":0}","platform":"Semanticscholar","paperid":null,"PeriodicalName":"Economics Letters","FirstCategoryId":"96","ListUrlMain":"https://www.sciencedirect.com/science/article/pii/S0165176525004549","RegionNum":4,"RegionCategory":"经济学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"Q2","JCRName":"ECONOMICS","Score":null,"Total":0}
Nonparametric estimation of matching efficiency and elasticity in a marriage agency platform: 2014–2025
This paper examines monthly matching efficiency in the Japanese marriage market using novel data from IBJ, the country’s largest structured matching platform. Unlike administrative or dating app data, IBJ provides full search, dating, and matching logs based on verified profiles and confirmed engagements. Users are highly selected into serious marriage search via costly screening. Covering 3.3% of national marriages annually, I estimate time-varying matching functions using a nonparametric approach. Matching efficiency triples between 2014 and 2025, with diverging elasticities indicating increasingly asymmetric responsiveness. Results show how digital intermediation reshapes partner search in modern marriage markets.
期刊介绍:
Many economists today are concerned by the proliferation of journals and the concomitant labyrinth of research to be conquered in order to reach the specific information they require. To combat this tendency, Economics Letters has been conceived and designed outside the realm of the traditional economics journal. As a Letters Journal, it consists of concise communications (letters) that provide a means of rapid and efficient dissemination of new results, models and methods in all fields of economic research.