The world economy will not grow as it did during the boom, so how will it now expand? That is the cardinal problem in macroeconomics. The sources of demand that propelled the world into the boom have become sickly. The households and governments of the big deficit countries, such as the US and UK, are overstretched. They must take a break from their voracious consumption. So, if there is to be a sustainable recovery, who will step up to the cash register?
全球經(jīng)濟不會像繁榮時期那樣增長，那么，現(xiàn)在它將如何擴張呢？這是宏觀經(jīng)濟學(xué)中的根本問題。當(dāng)初推動世界經(jīng)濟步入繁榮的需求來源，已變得軟弱無力。在美英等赤字龐大的國家，家庭和政府都已透支過度。他們那種貪婪的消費必須止步了。那么，要想實現(xiàn)可持續(xù)的復(fù)蘇，該由誰來花錢消費呢？
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