{"id":26711,"date":"2023-12-07T03:03:58","date_gmt":"2023-12-07T03:03:58","guid":{"rendered":"https:\/\/masterskills.org\/blog\/duong-engel-engel-curve-la-gi-bieu-dien-duong-engel.html"},"modified":"2023-12-22T14:43:47","modified_gmt":"2023-12-22T07:43:47","slug":"duong-engel-engel-curve-la-gi-bieu-dien-duong-engel","status":"publish","type":"post","link":"https:\/\/masterskills.org\/blog\/duong-engel-engel-curve-la-gi-bieu-dien-duong-engel.html","title":{"rendered":"\u0110\u01b0\u1eddng Engel (Engel curve) l\u00e0 g\u00ec? Bi\u1ec3u di\u1ec5n \u0111\u01b0\u1eddng Engel"},"content":{"rendered":"<div class=\"vnbcbc-body vceditor-content wi-active\" data-role=\"content\">\n<div class=\"VCSortableInPreviewMode\" type=\"Photo\" style=\"\">\n<div><\/div>\n<div class=\"PhotoCMS_Caption\">\n<p>H\u00ecnh minh h\u1ecda<\/p>\n<\/div>\n<\/div>\n<h2><font style=\"line-height: 22px; font-size: 22px;\" color=\"#3d85c6\">\u0110\u01b0\u1eddng Engel (Engel curve)<\/font><\/h2>\n<p><b>Kh\u00e1i ni\u1ec7m<\/b><\/p>\n<p><b>\u0110\u01b0\u1eddng Engel<\/b> trong ti\u1ebfng Anh l\u00e0 <b>Engel curve.<\/b><\/p>\n<p><b>\u0110\u01b0\u1eddng Engel<\/b>\u00a0l\u00e0 \u0111\u01b0\u1eddng bi\u1ec3u th\u1ecb m\u1ed1i quan h\u1ec7 gi\u1eefa thu nh\u1eadp c\u1ee7a m\u1ed9t c\u00e1 nh\u00e2n v\u00e0 m\u1ee9c ti\u00eau d\u00f9ng c\u1ee7a anh ta v\u1ec1 m\u1ed9t lo\u1ea1i h\u00e0ng h\u00f3a nh\u1ea5t \u0111\u1ecbnh.<\/p>\n<h3 style=\"text-align: justify;\"><font style=\"line-height: 22px; font-size: 22px;\" color=\"#3d85c6\">Bi\u1ec3u di\u1ec5n \u0111\u01b0\u1eddng Engel<\/font><\/h3>\n<div class=\"VCSortableInPreviewMode noCaption\" type=\"Photo\" style=\"\">\n<div><\/div>\n<div class=\"PhotoCMS_Caption\">\n<\/div>\n<\/div>\n<p>T\u1ea1i b\u1ea5t k\u00ec \u0111i\u1ec3m n\u00e0o, \u0111\u1ed9 d\u1ed1c c\u1ee7a <i>\u0111\u01b0\u1eddng Engel<\/i> c\u0169ng bi\u1ec3u th\u1ecb khuynh h\u01b0\u1edbng ti\u00eau d\u00f9ng c\u1eadn bi\u00ean c\u00e1 nh\u00e2n v\u1ec1 m\u1ed9t h\u00e0ng h\u00f3a v\u00e0 ch\u1ec9 ra t\u1ec9 l\u1ec7 thay \u0111\u1ed5i c\u1ee7a ti\u00eau d\u00f9ng so v\u1edbi s\u1ef1 thay \u0111\u1ed5i c\u1ee7a thu nh\u1eadp.<\/p>\n<p>T\u1ec9 l\u1ec7 gi\u1eefa t\u1ed5ng m\u1ee9c ti\u00eau d\u00f9ng m\u1ed9t h\u00e0ng h\u00f3a v\u00e0 t\u1ed5ng thu nh\u1eadp l\u00e0 khuynh h\u01b0\u1edbng ti\u00eau d\u00f9ng b\u00ecnh qu\u00e2n (APC) v\u1ec1 h\u00e0ng h\u00f3a \u0111\u00f3 \u2013 khuynh h\u01b0\u1edbng n\u00e0y b\u1eb1ng \u0111\u1ed9 d\u1ed1c c\u1ee7a m\u1ed9t \u0111\u01b0\u1eddng n\u1ed1i \u0111i\u1ec3m g\u1ed1c c\u1ee7a t\u1ecda \u0111\u1ed9 v\u00e0 m\u1ed9t \u0111i\u1ec3m tr\u00ean <i>\u0111\u01b0\u1eddng Engel<\/i>, ch\u1eb3ng h\u1ea1n \u0111\u01b0\u1eddng OA.<\/p>\n<p>T\u1ec9 l\u1ec7 gi\u1eefa khuynh h\u01b0\u1edbng ti\u00eau d\u00f9ng c\u1eadn bi\u00ean (MPC) v\u00e0 khuynh h\u01b0\u1edbng ti\u00eau d\u00f9ng b\u00ecnh qu\u00e2n v\u1ec1 m\u1ed9t h\u00e0ng h\u00f3a ch\u00ednh l\u00e0 h\u1ec7 s\u1ed1 co gi\u00e3n thu nh\u1eadp c\u1ee7a nhu c\u1ea7u v\u1ec1 h\u00e0ng h\u00f3a \u0111\u00f3. Ch\u00fang ta c\u00f3 th\u1ec3 ch\u1ee9ng minh nh\u1eadn \u0111\u1ecbnh n\u00e0y b\u1eb1ng to\u00e1n h\u1ecdc.\u00a0<\/p>\n<p>N\u1ebfu k\u00ed hi\u1ec7u Y l\u00e0 thu nh\u1eadp c\u1ee7a ng\u01b0\u1eddi ti\u00eau d\u00f9ng v\u00e0 C l\u00e0 l\u01b0\u1ee3ng ti\u00eau d\u00f9ng m\u1ed9t h\u00e0ng h\u00f3a nh\u1ea5t \u0111\u1ecbnh c\u1ee7a anh ta, th\u00ec khuynh h\u01b0\u1edbng ti\u00eau d\u00f9ng c\u1eadn bi\u00ean MPC = \u0394C\/\u0394Y v\u00e0 khuynh h\u01b0\u1edbng ti\u00eau d\u00f9ng b\u00ecnh qu\u00e2n APC = C\/Y. V\u00ec v\u1eady:<\/p>\n<div class=\"VCSortableInPreviewMode noCaption\" type=\"Photo\" style=\"\">\n<div><\/div>\n<div class=\"PhotoCMS_Caption\">\n<\/div>\n<\/div>\n<p>Trong \u0111\u00f3 \u03b5 l\u00e0 h\u1ec7 s\u1ed1 co gi\u00e3n thu nh\u1eadp c\u1ee7a nhu c\u1ea7u v\u1ec1 m\u1ed9t h\u00e0ng h\u00f3a.<\/p>\n<p><i>\u0110\u01b0\u1eddng Engel<\/i> s\u1ebd d\u1ed1c l\u00ean n\u1ebfu l\u00e0 h\u00e0ng h\u00f3a th\u00f4ng th\u01b0\u1eddng, c\u00f2n v\u1edbi h\u00e0ng h\u00f3a th\u1ee9 c\u1ea5p, <b>\u0111\u01b0\u1eddng Engel<\/b> s\u1ebd d\u1ed1c xu\u1ed1ng.<\/p>\n<div class=\"VCSortableInPreviewMode noCaption\" type=\"Photo\" style=\"\">\n<div><\/div>\n<div class=\"PhotoCMS_Caption\">\n<\/div>\n<\/div>\n<p><b>\u1ee8ng d\u1ee5ng c\u1ee7a \u0111\u01b0\u1eddng Engel<br \/><\/b><\/p>\n<p>\u1ee8ng d\u1ee5ng c\u1ee7a<i> \u0111\u01b0\u1eddng Engel<\/i>\u00a0trong ba l\u0129nh v\u1ef1c N\u00f4ng nghi\u1ec7p, C\u00f4ng nghi\u1ec7p, D\u1ecbch v\u1ee5 nh\u01b0 sau: ng\u01b0\u1eddi ta coi s\u1ea3n ph\u1ea9m c\u1ee7a n\u00f4ng nghi\u1ec7p l\u00e0 h\u00e0ng h\u00f3a thi\u1ebft y\u1ebfu; s\u1ea3n ph\u1ea9m c\u1ee7a c\u00f4ng nghi\u1ec7p l\u00e0 h\u00e0ng h\u00f3a l\u00e2u b\u1ec1n; s\u1ea3n ph\u1ea9m c\u1ee7a d\u1ecbch v\u1ee5 l\u00e0 h\u00e0ng h\u00f3a c\u1ea5p cao.<\/p>\n<p>Trong l\u00ed thuy\u1ebft th\u01b0\u01a1ng m\u1ea1i, m\u1ed9t gi\u1ea3 thuy\u1ebft v\u1ec1 th\u01b0\u01a1ng m\u1ea1i li\u00ean ng\u00e0nh l\u00e0 c\u00e1c qu\u1ed1c gia c\u00f3 m\u1ee9c thu nh\u1eadp t\u01b0\u01a1ng t\u1ef1 c\u00f3 s\u1edf th\u00edch t\u01b0\u01a1ng t\u1ef1 \u0111\u1ed1i v\u1edbi h\u00e0ng h\u00f3a v\u00e0 d\u1ecbch v\u1ee5 cho th\u1ea5y s\u1ef1 hi\u1ec3u bi\u1ebft v\u1ec1 s\u1ef1 thay \u0111\u1ed5i trong nhu c\u1ea7u h\u1ed9 gia \u0111\u00ecnh v\u1edbi thu nh\u1eadp s\u1ebd gi\u00fap x\u00e1c \u0111\u1ecbnh c\u00e1c m\u00f4 h\u00ecnh th\u01b0\u01a1ng m\u1ea1i to\u00e0n c\u1ea7u.<\/p>\n<p><i>\u0110\u01b0\u1eddng Engel <\/i>\u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 nghi\u00ean c\u1ee9u c\u00e1ch th\u1ee9c m\u00e0 s\u1ef1 thay \u0111\u1ed5i c\u00e1c th\u00e0nh ph\u1ea7n c\u00f4ng nghi\u1ec7p \u1edf c\u00e1c n\u1ec1n kinh t\u1ebf \u0111ang ph\u00e1t tri\u1ec3n li\u00ean quan \u0111\u1ebfn nh\u1eefng thay \u0111\u1ed5i trong th\u00e0nh ph\u1ea7n nhu c\u1ea7u c\u1ee7a h\u1ed9 gia \u0111\u00ecnh.\u00a0<\/p>\n<p><b>\u0110\u01b0\u1eddng Engel <\/b>c\u0169ng c\u00f3 li\u00ean quan m\u1eadt thi\u1ebft trong vi\u1ec7c \u0111o l\u01b0\u1eddng l\u1ea1m ph\u00e1t v\u00e0 ch\u00ednh s\u00e1ch thu\u1ebf.<\/p>\n<p><i>(T\u00e0i li\u1ec7u tham kh\u1ea3o:\u00a0Nguy\u1ec5n V\u0103n Ng\u1ecdc, T\u1eeb \u0111i\u1ec3n Kinh t\u1ebf h\u1ecdc, \u0110\u1ea1i h\u1ecdc Kinh t\u1ebf Qu\u1ed1c d\u00e2n)<\/i><\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<div class=\"vnbcbc-sapo\" data-role=\"sapo\">\n                            \u0110\u01b0\u1eddng Engel (ti\u1ebfng Anh: Engel curve) l\u00e0 \u0111\u01b0\u1eddng bi\u1ec3u th\u1ecb m\u1ed1i quan h\u1ec7 gi\u1eefa thu nh\u1eadp c\u1ee7a m\u1ed9t c\u00e1 nh\u00e2n v\u00e0 m\u1ee9c ti\u00eau d\u00f9ng c\u1ee7a anh ta v\u1ec1 m\u1ed9t lo\u1ea1i h\u00e0ng h\u00f3a nh\u1ea5t \u0111\u1ecbnh.\n                        <\/div>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[414],"tags":[],"_links":{"self":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts\/26711"}],"collection":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/comments?post=26711"}],"version-history":[{"count":0,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts\/26711\/revisions"}],"wp:attachment":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/media?parent=26711"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/categories?post=26711"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/tags?post=26711"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}