Economics Notes微觀經(jīng)濟學-英文筆記-需求

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11、e deman稗d has d拔ecrease絆 at eac岸h price爸.按4熬th挨 Mar 20斑09板Demand 澳Schedul疤e隘耙A t背able sh挨owing t矮he quan芭tity of礙 a good敖 or ser百vice th佰at cons百umer is澳 willin岸g and a胺ble to 傲purchas柏e at va埃rious p辦rices, 艾in a gi板ven tim挨e perio佰d, cete瓣ris par礙ibus.罷16班th奧 Mar 20扒09半Inferio班r Goods罷佰 Th把ey are

12、扳poorer 傲quality耙 goods 澳that yo柏u will 埃buy les擺s as yo搬ur inco埃me rise把s. 盎哎e.g. ch鞍eap cut巴s of me八at inst敖ead of 熬steak皚Normal 啊Goods凹懊 Go巴ods tha巴t you w骯ill but愛 more a扳s your 骯income 哀rises.安Necessi案ties板辦 Th搬ings ne按eded to昂 sustai案n life.笆 Necess壩ities a敗re usua佰lly nor岸mal goo埃ds so y白ou w

13、ill百 buy mo芭re as y按our inc班ome ris敗es.把Luxurie把s爸擺 It拔ems not靶 needed佰 but ma唉ke your般 life m笆ore enj斑oyable.澳 Househ凹olds on岸 low in哎comes s阿pend a 吧small p般roporti唉on of t癌heir in拔come on伴 luxuri笆es. As 骯a house扒holds 絆income 唉rises t版hey spe襖nd a gr板eater p拌roporti叭on of t半heir in吧come on瓣 luxur

14、i捌es.搬Househo佰ld百爸 A 傲person 稗or grou氨p of in礙dividua稗ls (fam罷ilies, 翱flat ma壩tes) li扳ving to搬gether 絆under o案ne roof胺.奧Aggrega靶te Hous皚ehold E阿xpendit版ure襖芭 Th矮e spend盎ing of 阿all hou熬seholds百 taken 叭as a si愛ngle gr罷oup.熬Average辦 weekly昂 Expend盎iture f奧or all 哎househo翱lds 200拜1巴Expendi霸ture Gr瓣oup把

15、$ Spend半%捌Degree跋Food岸124.90背16.47按59稗Home ow扳nership啊 and re暗nt氨181.00佰23.87跋86八Clothin跋g and f搬ootwear哎24.50傲3.23爸12辦Househo安ld oper昂ation阿97.00捌12.79吧46懊Car own襖ership 耙and run吧ning挨120.70半15.92把57熬Other g扮oods氨85.00邦11.20班40伴Other s敖ervices斑125.30拌16.52凹60盎Total背758.40皚19稗th壩 Mar 20敗09癌Spendin班g

16、 Patte胺rns壩疤 As百 a pers埃ons in襖come in奧creases敗 they m跋ay spen胺d more 拔money b把ut they罷 genera熬lly wil白l save 阿more敗安e.g. If傲 a pers背on earn稗s $1000伴 and sa翱ves $10骯0, he s啊pends 9拔0% and 傲saves 1熬0%. If 鞍his inc暗ome inc骯reases 班to $120澳0, he s按pends $班1020 (8藹5%) and礙 save 1昂80 (15%哀).傲傲 Th唉e amoun

17、版t he 拔spend頒 has in啊creased愛 but as瓣 a perc澳entage 疤of his 癌income 頒has 佰fallen癌. The p瓣ercenta跋ge of t耙he 矮savings安 has in靶creased挨.板Consump鞍tion疤半 Th藹e spend啊ing on 癌goods a佰nd serv啊ices.癌Group1-拔 Basic 板Necessi俺ties藹敖-For ho襖usehold壩 with l凹ow leve礙ls of i笆ncome s傲pend mo伴st of t拌heir mo安ney on

18、翱this gr巴oup wit阿h a lit骯tle bas吧ic serv芭ices an艾d even 熬smaller安 luxuri搬es. The藹y have 拔no savi吧ngs.背Group2-瓣 Basic 捌Service版s敗佰-All le懊vels of霸 income扳 mainly板 in low爸-level 版incomes案 use th班is.白Group3-半 Luxury暗 goods 白and ser罷vices懊This is佰 for ho半usehold啊s with 安higher 藹level o芭f incom俺e as th百ey are 柏able to矮 afford埃 more a氨nd bett稗er qual擺ity pro隘ducts/s邦ervices巴.安Group4-罷 Saving礙s礙- Sav佰ings is白 what h矮ousehol斑ds with百 high i白ncome l哀evels d芭o as th頒ey have罷 money 隘left af捌ter buy拔ing nec疤essitie白s and n凹ormal g奧oods.Graph皚按-This