{"width":"100%","blog_url":"https://www.specialistbiz.jp/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.specialistbiz.jp%2Fentry%2F2026%2F07%2F09%2F165938\" title=\"40\u6b73\u3067\u30e1\u30f3\u30d0\u30fc\u30b7\u30c3\u30d7\u578b\u304b\u3089\u8077\u4eba\u578b\u3078\u30b7\u30d5\u30c8\u3059\u308b - \u8077\u4eba\u7684\u751f\u304d\u65b9\u306e\u6642\u4ee3\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","title":"40\u6b73\u3067\u30e1\u30f3\u30d0\u30fc\u30b7\u30c3\u30d7\u578b\u304b\u3089\u8077\u4eba\u578b\u3078\u30b7\u30d5\u30c8\u3059\u308b","author_name":"syamakoshi","type":"rich","published":"2026-07-09 16:59:38","provider_name":"Hatena Blog","url":"https://www.specialistbiz.jp/entry/2026/07/09/165938","description":"\u30b9\u30bf\u30f3\u30d5\u30a9\u30fc\u30c9\u5927\u5b66\u306e\u7d4c\u6e08\u5b66\u8005\u30a8\u30c9\u30ef\u30fc\u30c9\u30fb\u30e9\u30b8\u30a2\u30fc\u306b\u3088\u308b\u300c\u30e9\u30b8\u30a2\u30fc\u306e\u6cd5\u5247\u300d\u306f\u3001\u65e5\u672c\u306e\u5927\u4f01\u696d\u306e\u8cc3\u91d1\u30ab\u30fc\u30d6\u3092\u3046\u307e\u304f\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u5143\u3005\u306f\u5b9a\u5e74\u5236\u304c\u9055\u6cd5\u3067\u306f\u306a\u304b\u3063\u305f1979\u5e74\u5f53\u6642\u306e\u30a2\u30e1\u30ea\u30ab\u4f01\u696d\u306e\u8cc3\u91d1\u30ab\u30fc\u30d6\u3092\u8aac\u660e\u3059\u308b\u7406\u8ad6\u3067\u3057\u305f\u3002\u30b7\u30ab\u30b4\u5927\u5b66\u306e\u30ea\u30dd\u30b8\u30c8\u30ea\u304b\u3089\u8ad6\u6587\u306f17\u30c9\u30eb\u3067\u5165\u624b\u3067\u304d\u307e\u3059\u3002Lazear, Edward P. \"Why Is There Mandatory Retirement?\" Journal of Political Economy, 87(6).https://www.journals.uchicago.edu/doi/epdfplus/10.1086/260835 20\u4ee3\u301c30\u4ee3\u2026","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/s/syamakoshi/20260709/20260709165811.png","categories":["\u50cd\u304d\u65b9"],"provider_url":"https://hatena.blog","blog_title":"\u8077\u4eba\u7684\u751f\u304d\u65b9\u306e\u6642\u4ee3","height":"190","author_url":"https://blog.hatena.ne.jp/syamakoshi/","version":"1.0"}