{"id":26826,"date":"2023-12-07T03:09:27","date_gmt":"2023-12-07T03:09:27","guid":{"rendered":"https:\/\/masterskills.org\/blog\/qui-luat-cung-the-law-of-supply-la-gi.html"},"modified":"2023-12-22T14:42:14","modified_gmt":"2023-12-22T07:42:14","slug":"qui-luat-cung-the-law-of-supply-la-gi","status":"publish","type":"post","link":"https:\/\/masterskills.org\/blog\/qui-luat-cung-the-law-of-supply-la-gi.html","title":{"rendered":"Qui lu\u1eadt cung (The law of supply) l\u00e0 g\u00ec?"},"content":{"rendered":"
\n
\n
<\/div>\n
\n

H\u00ecnh minh h\u1ecda (Ngu\u1ed3n: slideshare)<\/p>\n<\/div>\n<\/div>\n

Qui lu\u1eadt cung<\/font><\/h2>\n

Kh\u00e1i ni\u1ec7m<\/b><\/p>\n

Qui lu\u1eadt cung<\/b> trong ti\u1ebfng Anh g\u1ecdi l\u00e0:\u00a0The law of supply.<\/b><\/p>\n

Qui lu\u1eadt cung c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e1t bi\u1ec3u nh\u01b0 sau: N\u1ebfu c\u00e1c \u0111i\u1ec1u ki\u1ec7n kh\u00e1c \u0111\u01b0\u1ee3c gi\u1eef nguy\u00ean, l\u01b0\u1ee3ng cung v\u1ec1 m\u1ed9t lo\u1ea1i h\u00e0ng ho\u00e1 \u0111i\u1ec3n h\u00ecnh s\u1ebd t\u0103ng l\u00ean khi m\u1ee9c gi\u00e1 c\u1ee7a ch\u00ednh h\u00e0ng ho\u00e1 \u0111\u00f3 t\u0103ng l\u00ean v\u00e0 ng\u01b0\u1ee3c l\u1ea1i.\u00a0<\/p>\n

V\u00ed d\u1ee5<\/b><\/p>\n

Ch\u1eb3ng h\u1ea1n, khi gi\u00e1 th\u1ecbt b\u00f2 c\u00f2n th\u1ea5p, v\u00ed d\u1ee5 gi\u00e1 th\u1ecbt b\u00f2 l\u00e0 50 ngh\u00ecn \u0111\u1ed3ng\/kg, nh\u1eefng nh\u00e0 s\u1ea3n xu\u1ea5t ch\u1ec9 s\u1eb5n l\u00f2ng cung \u1ee9ng ra th\u1ecb tr\u01b0\u1eddng m\u1ed9t kh\u1ed1i l\u01b0\u1ee3ng th\u1ecbt b\u00f2 l\u00e0 10000 kg hay 10 t\u1ea5n.\u00a0<\/p>\n

Khi gi\u00e1 th\u1ecbt b\u00f2 t\u0103ng l\u00ean th\u00e0nh 60 ngh\u00ecn \u0111\u1ed3ng\/kg, nh\u1eefng nh\u00e0 s\u1ea3n xu\u1ea5t c\u1ea3m th\u1ea5y c\u00f3 l\u00e3i h\u01a1n v\u00e0 h\u1ecd s\u1eb5n s\u00e0ng t\u0103ng l\u01b0\u1ee3ng th\u1ecbt b\u00f2 cung \u1ee9ng ra th\u1ecb tr\u01b0\u1eddng l\u00e0 20.000 kg hay 20 t\u1ea5n.\u00a0<\/p>\n

Ch\u00fang ta c\u00f3 th\u1ec3 gi\u1ea3i th\u00edch m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n c\u01a1 s\u1edf c\u1ee7a qui lu\u1eadt cung nh\u01b0 sau:\u00a0<\/p>\n

Khi gi\u00e1 c\u1ee7a m\u1ed9t lo\u1ea1i h\u00e0ng ho\u00e1 t\u0103ng l\u00ean, \u0111\u1ed3ng th\u1eddi do c\u00e1c \u0111i\u1ec1u ki\u1ec7n v\u1eabn kh\u00f4ng thay \u0111\u1ed5i (v\u00ed d\u1ee5, gi\u00e1 c\u1ea3 nguy\u00ean li\u1ec7u, ti\u1ec1n l\u01b0\u01a1ng, ti\u1ec1n thu\u00ea m\u00e1y m\u00f3c, tr\u00ecnh \u0111\u1ed9 c\u00f4ng ngh\u1ec7 v.v\u2026 v\u1eabn \u1edf tr\u1ea1ng th\u00e1i nh\u01b0 tr\u01b0\u1edbc), n\u00ean l\u1ee3i nhu\u1eadn m\u00e0 c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t thu \u0111\u01b0\u1ee3c s\u1ebd t\u0103ng l\u00ean.<\/p>\n

\u0110i\u1ec1u n\u00e0y s\u1ebd khuy\u1ebfn kh\u00edch h\u1ecd m\u1edf r\u1ed9ng s\u1ea3n xu\u1ea5t, gia t\u0103ng s\u1ea3n l\u01b0\u1ee3ng b\u00e1n ra. M\u1eb7t kh\u00e1c, gi\u1ea3 \u0111\u1ecbnh c\u00e1c \u0111i\u1ec1u ki\u1ec7n kh\u00e1c gi\u1eef nguy\u00ean c\u00f2n h\u00e0m \u00fd gi\u00e1 c\u1ea3 c\u1ee7a c\u00e1c h\u00e0ng ho\u00e1 kh\u00e1c v\u1eabn kh\u00f4ng thay \u0111\u1ed5i khi gi\u00e1 c\u1ee7a h\u00e0ng ho\u00e1 m\u00e0 ta \u0111ang ph\u00e2n t\u00edch t\u0103ng l\u00ean.\u00a0<\/p>\n

Vi\u1ec7c kinh doanh m\u1eb7t h\u00e0ng n\u00e0y tr\u1edf n\u00ean h\u1ea5p d\u1eabn h\u01a1n m\u1ed9t c\u00e1ch t\u01b0\u01a1ng \u0111\u1ed1i so v\u1edbi c\u00e1c m\u1eb7t h\u00e0ng kh\u00e1c.\u00a0<\/p>\n

Tr\u01b0\u1edbc th\u1ef1c t\u1ebf \u0111\u00f3, s\u1ebd c\u00f3 m\u1ed9t s\u1ed1 nh\u00e0 s\u1ea3n xu\u1ea5t m\u1edbi\u00a0nh\u1ea3y v\u00e0o th\u1ecb tr\u01b0\u1eddng m\u1eb7t h\u00e0ng m\u00e0 ta \u0111ang \u0111\u1ec1 c\u1eadp \u0111\u1ebfn (v\u00ed d\u1ee5, b\u1eb1ng c\u00e1ch r\u00fat c\u00e1c ngu\u1ed3n l\u1ef1c \u0111ang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf c\u00e1c khu v\u1ef1c kh\u00e1c c\u1ee7a n\u1ec1n kinh t\u1ebf v\u00e0 \u0111\u01b0a ch\u00fang v\u00e0o s\u1eed d\u1ee5ng \u1edf ng\u00e0nh h\u00e0ng n\u00e0y).\u00a0<\/p>\n

H\u1ec7 qu\u1ea3 c\u1ee7a nh\u1eefng \u0111i\u1ec1u tr\u00ean l\u00e0: Khi gi\u00e1 c\u1ea3 c\u1ee7a m\u1ed9t m\u1eb7t h\u00e0ng t\u0103ng l\u00ean, s\u1ea3n l\u01b0\u1ee3ng cung \u1ee9ng c\u1ee7a n\u00f3 tr\u00ean th\u1ecb tr\u01b0\u1eddng c\u00f3 xu h\u01b0\u1edbng t\u0103ng l\u00ean.\u00a0<\/p>\n

C\u00e1c qui lu\u1eadt kinh t\u1ebf n\u00f3i ri\u00eang c\u0169ng nh\u01b0 c\u00e1c qui lu\u1eadt trong l\u0129nh v\u1ef1c x\u00e3 h\u1ed9i n\u00f3i chung th\u01b0\u1eddng ch\u1ec9 v\u1ea1ch ra \u0111\u01b0\u1ee3c c\u00e1c khuynh h\u01b0\u1edbng c\u01a1 b\u1ea3n chi ph\u1ed1i c\u00e1c m\u1ed1i quan h\u1ec7 hay c\u00e1c s\u1ef1 ki\u1ec7n. S\u1ebd c\u00f3 nh\u1eefng ngo\u1ea1i l\u1ec7 n\u1eb1m ngo\u00e0i qui lu\u1eadt.\u00a0<\/p>\n

Trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p, d\u00f9 gi\u00e1 h\u00e0ng ho\u00e1 c\u00f3 t\u0103ng l\u00ean song l\u01b0\u1ee3ng cung v\u1ec1 h\u00e0ng ho\u00e1 tr\u00ean, do gi\u1edbi h\u1ea1n c\u1ee7a nh\u1eefng ngu\u1ed3n l\u1ef1c t\u01b0\u01a1ng \u0111\u1ed1i \u0111\u1eb7c th\u00f9, v\u1eabn kh\u00f4ng thay \u0111\u1ed5i (ngay c\u1ea3 trong \u0111i\u1ec1u ki\u1ec7n c\u00e1c y\u1ebfu t\u1ed1 kh\u00e1c c\u00f3 li\u00ean quan l\u00e0 gi\u1eef nguy\u00ean).\u00a0<\/p>\n

Theo qui lu\u1eadt cung, s\u1ef1 v\u1eadn \u0111\u1ed9ng c\u1ee7a c\u00e1c bi\u1ebfn s\u1ed1 l\u01b0\u1ee3ng cung v\u00e0 m\u1ee9c gi\u00e1 l\u00e0 c\u00f9ng chi\u1ec1u v\u1edbi nhau.\u00a0<\/p>\n

H\u00e0m cung \u0111i\u1ec3n h\u00ecnh l\u00e0 m\u1ed9t h\u00e0m s\u1ed1 \u0111\u1ed3ng bi\u1ebfn. Khi bi\u1ec3u di\u1ec5n d\u01b0\u1edbi d\u1ea1ng tuy\u1ebfn t\u00ednh<\/p>\n

\n
<\/div>\n
\n<\/div>\n<\/div>\n

(Trong \u0111\u00f3 c v\u00e0 d l\u00e0 nh\u1eefng tham s\u1ed1,\u00a0L\u01b0\u1ee3ng cung QS v\u00e0 m\u1ee9c gi\u00e1 P) th\u00ec tham s\u1ed1 c trong h\u00e0m cung ph\u1ea3i l\u00e0 m\u1ed9t \u0111\u1ea1i l\u01b0\u1ee3ng d\u01b0\u01a1ng.\u00a0<\/p>\n

Th\u1ec3 hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng \u0111\u1ed3 th\u1ecb, \u0111\u01b0\u1eddng cung l\u00e0 m\u1ed9t \u0111\u01b0\u1eddng d\u1ed1c l\u00ean. \u0110\u00e2y l\u00e0 \u0111\u1eb7c t\u00ednh chung c\u1ee7a m\u1ed9t \u0111\u01b0\u1eddng cung \u0111i\u1ec3n h\u00ecnh m\u00e0 ch\u00fang ta s\u1ebd ph\u1ea3i l\u01b0u \u00fd, d\u00f9 mu\u1ed1n th\u1ec3 hi\u1ec7n n\u00f3 d\u01b0\u1edbi d\u1ea1ng m\u1ed9t \u0111\u01b0\u1eddng phi tuy\u1ebfn hay tuy\u1ebfn t\u00ednh.<\/p>\n

(T\u00e0i li\u1ec7u tham kh\u1ea3o: Gi\u00e1o tr\u00ecnh Kinh t\u1ebf Vi m\u00f4, PGS.TS. Ph\u00ed M\u1ea1nh H\u1ed3ng, NXB \u0110\u1ea1i h\u1ecdc Qu\u1ed1c Gia H\u00e0 N\u1ed9i)<\/i><\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"

\n Qui lu\u1eadt cung (ti\u1ebfng Anh: The law of supply) th\u1ec3 hi\u1ec7n qui t\u1eafc v\u1ec1 s\u1ef1 thay \u0111\u1ed5i c\u1ee7a l\u01b0\u1ee3ng cung c\u1ee7a m\u1ed9t lo\u1ea1i h\u00e0ng ho\u00e1 v\u00e0 m\u1ee9c gi\u00e1 c\u1ee7a h\u00e0ng ho\u00e1 \u0111\u00f3.\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\/26826"}],"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=26826"}],"version-history":[{"count":0,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts\/26826\/revisions"}],"wp:attachment":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/media?parent=26826"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/categories?post=26826"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/tags?post=26826"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}