YL
2023-06-16 15:04Module 4-書(shū)(2022-L1V2)P247-Example 12-(1) Solution to 2,第3行,為什么lower general price levels leads to higher debt balances in real terms? (2) 第2問(wèn)的ABC,這3個(gè)選項(xiàng),請(qǐng)分別解釋一下,并且這3個(gè)選項(xiàng)的知識(shí)點(diǎn)對(duì)應(yīng)書(shū)上第幾頁(yè)內(nèi)容?(3)第4題知識(shí)點(diǎn),請(qǐng)講一下,為什么substitution bias or quality bias會(huì)導(dǎo)致通貨膨脹率的上升?從而導(dǎo)致overstate the actual cost of living? (4)第5題,CPI和PCE 與nominal economic growth 是無(wú)關(guān)的?書(shū)上有寫(xiě)到嗎?
所屬:CFA Level I > Economics 視頻位置 相關(guān)試題
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1個(gè)回答
Alex助教
2023-06-17 08:52
該回答已被題主采納
同學(xué)你好
(1) 因?yàn)閭鶆?wù)是以固定金額的形式償還,而通縮會(huì)使得貨幣購(gòu)買(mǎi)力增強(qiáng)(物價(jià)變低,相當(dāng)于貨幣購(gòu)買(mǎi)力增強(qiáng)),導(dǎo)致實(shí)際還款金額增加。原先企業(yè)要還10塊,現(xiàn)在企業(yè)要還的10塊實(shí)際值12塊,就相當(dāng)于需要還的錢(qián)變多了
(2)A選項(xiàng),常理來(lái)講物價(jià)低,居民總需求是上漲。所以肯定不是lowers aggregate demand.并且通縮對(duì)總需求的影響是很復(fù)雜的,不是因?yàn)楹?jiǎn)單的價(jià)格水平變動(dòng)后總需求就一定朝著哪個(gè)方向變動(dòng)。
C選項(xiàng) intense competition說(shuō)的是微觀經(jīng)濟(jì)的事,跟這道題沒(méi)有關(guān)系。
原文參考 Deflation, Hyperinflation, and Disinflation 里面的第一段
Inflation means that the same amount of money can purchase less real goods or services in the future. So, the value of money or the purchasing power of money decreases in an inflationary environment. When deflation occurs, the value of money actually increases. Because most debt contracts are written in fixed monetary amounts, the liability of a borrower also rises in real terms during deflation. As the price level falls, the revenue of a typical company also falls during a recession. Facing increasing real debt, a company that is short of cash usually cuts its spending, investment, and workforce sharply. Less spending and high unemployment further exacerbate the economi
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追問(wèn)
宏觀經(jīng)濟(jì)學(xué)與微觀經(jīng)濟(jì)學(xué)的區(qū)別是?這道題的題目,問(wèn)的是宏觀經(jīng)濟(jì)學(xué),而C選項(xiàng),解答的是與微觀經(jīng)濟(jì)學(xué)相關(guān)的?書(shū)上第幾頁(yè)有寫(xiě)C這個(gè)知識(shí)點(diǎn)?另外,B選項(xiàng),在書(shū)上第幾頁(yè)有寫(xiě)?
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追問(wèn)
這兩問(wèn),您漏答了,(3)第4題知識(shí)點(diǎn),請(qǐng)講一下,為什么題目中的a fixed basket of goods, 以及inflationary environment 是與substitution bias (upward bias) 有關(guān)的?為什么substitution bias or quality bias會(huì)導(dǎo)致通貨膨脹率的上升?從而導(dǎo)致overstate the actual cost of living? (4)第5題,CPI和PCE 與nominal economic growth 是無(wú)關(guān)的?書(shū)上有寫(xiě)到嗎?
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追答
不好意思同學(xué),我沒(méi)有看到回復(fù)有字?jǐn)?shù)限制。我給你的答復(fù)在word里編寫(xiě)完了粘貼過(guò)來(lái)確實(shí)漏了一部分
3) 舉個(gè)例子,倘若牛奶在CPI的籃子中,而橙汁不在。那么倘若牛奶漲價(jià),消費(fèi)者們轉(zhuǎn)換至替代品橙汁,那么,牛奶的需求量會(huì)隨之變少??上?,在CPI中,需求量是規(guī)定于基準(zhǔn)年的,所以,即便在實(shí)際生活中需求量發(fā)生變化,在CPI中也不會(huì)。 所以CPI算出的通脹率可能會(huì)高于實(shí)際通脹率。這就是替代偏差。
質(zhì)量偏差指的是。假設(shè)車(chē)跟充電器都在一籃子貨物中,但是技術(shù)進(jìn)步,買(mǎi)車(chē)自帶車(chē)載充電器了,所以消費(fèi)者就不會(huì)再買(mǎi)充電器了,但是跟上面一樣, 需求量是規(guī)定于基準(zhǔn)年的 。所以CPI會(huì)高估實(shí)際通脹率。
(4)書(shū)上沒(méi)有寫(xiě),但是提到了經(jīng)濟(jì)增長(zhǎng),或者名義實(shí)際等字樣,就選GDP平減指數(shù)。 GDP平減指數(shù),是指未剔除價(jià)格變動(dòng)的GDP與剔除價(jià)格變動(dòng)的GDP之比,實(shí)際上就是名義GDP與實(shí)際GDP 的比值。因?yàn)槭翘蕹宋飪r(jià)變動(dòng),所以如果這道題換個(gè)問(wèn)法, 以下哪個(gè)不是物價(jià)水平指數(shù) ,那還是選 GDP平減指數(shù) 。
答復(fù)你的追問(wèn):
宏觀就是咱們學(xué)的貨幣政策,財(cái)政政策,GDP知識(shí)。微觀就是廠(chǎng)商,消費(fèi)者,最基本的demand curve等。B選項(xiàng)也在原文參考 那里Because most debt contracts are written in fixed monetary amounts, the liability of a borrower also rises in real terms during deflation -
追問(wèn)
針對(duì)最后追答中的答復(fù),3) 通貨膨脹率=CPI?還是沒(méi)有明白,為什么牛奶需求量變少了,會(huì)導(dǎo)致CPI計(jì)算得出的通脹率高于實(shí)際通脹率?有計(jì)算公式嗎?同樣地,也沒(méi)有明白,為什么不再買(mǎi)充電器之后,CPI會(huì)高估實(shí)際通脹率?有計(jì)算公式嗎?4)CPI適用于什么情況,PCE適用于什么情況?
