{"id":153,"date":"2025-11-09T17:31:41","date_gmt":"2025-11-09T09:31:41","guid":{"rendered":"https:\/\/www.zhouzining.com\/?p=153"},"modified":"2025-11-09T17:31:41","modified_gmt":"2025-11-09T09:31:41","slug":"ped-along-the-demand-curve","status":"publish","type":"post","link":"https:\/\/www.zhouzining.com\/index.php\/2025\/11\/09\/ped-along-the-demand-curve\/","title":{"rendered":"PED along the demand curve\u00a0"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"535\" src=\"https:\/\/www.zhouzining.com\/wp-content\/uploads\/2025\/11\/IMG_2480-1024x535.jpeg\" alt=\"\" class=\"wp-image-154\" srcset=\"https:\/\/www.zhouzining.com\/wp-content\/uploads\/2025\/11\/IMG_2480-1024x535.jpeg 1024w, https:\/\/www.zhouzining.com\/wp-content\/uploads\/2025\/11\/IMG_2480-300x157.jpeg 300w, https:\/\/www.zhouzining.com\/wp-content\/uploads\/2025\/11\/IMG_2480-768x401.jpeg 768w, https:\/\/www.zhouzining.com\/wp-content\/uploads\/2025\/11\/IMG_2480-1536x803.jpeg 1536w, https:\/\/www.zhouzining.com\/wp-content\/uploads\/2025\/11\/IMG_2480-2048x1071.jpeg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">picture 1<\/figcaption><\/figure>\n\n\n\n<p>My original explanation focused on the theoretical reasoning behind why price elasticity of demand (PED) varies along a straight-line demand curve. But there\u2019s another compelling way to see this\u2014by plugging actual numbers into the formula and calculating the PED directly. When you compare the results, it becomes strikingly clear how this seemingly uniform slope harbors such nuanced changes. Both approaches lead to the same conclusion, yet together, they bring this economic concept vividly to life.<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>My original explanation focused on the theoretical reasoning behind why price elasticity of demand (PED) varies along a straight-line demand curve. But there\u2019s another compelling way to see this\u2014by plugging actual numbers into the formula and calculating the PED directly. When you compare the results, it becomes strikingly clear how this seemingly uniform slope harbors&hellip; <a class=\"more-link\" href=\"https:\/\/www.zhouzining.com\/index.php\/2025\/11\/09\/ped-along-the-demand-curve\/\">Continue reading <span class=\"screen-reader-text\">PED along the demand curve\u00a0<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[34],"tags":[33,32],"class_list":["post-153","post","type-post","status-publish","format-standard","hentry","category-learning-outcomes-econ","tag-demand-curve","tag-ped","entry"],"_links":{"self":[{"href":"https:\/\/www.zhouzining.com\/index.php\/wp-json\/wp\/v2\/posts\/153","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zhouzining.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zhouzining.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zhouzining.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zhouzining.com\/index.php\/wp-json\/wp\/v2\/comments?post=153"}],"version-history":[{"count":1,"href":"https:\/\/www.zhouzining.com\/index.php\/wp-json\/wp\/v2\/posts\/153\/revisions"}],"predecessor-version":[{"id":155,"href":"https:\/\/www.zhouzining.com\/index.php\/wp-json\/wp\/v2\/posts\/153\/revisions\/155"}],"wp:attachment":[{"href":"https:\/\/www.zhouzining.com\/index.php\/wp-json\/wp\/v2\/media?parent=153"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zhouzining.com\/index.php\/wp-json\/wp\/v2\/categories?post=153"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zhouzining.com\/index.php\/wp-json\/wp\/v2\/tags?post=153"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}