01197 2200157 4500245002000000020002200020250001000042700002000052650001400072005001900086260002500105041001400130084000800144300002300152500086400175 aEconomicshText a978-1-292-09450-2 aEd 12 aParkin, Michael aEconomics a20210403124119 aItalybPearsonc2016 aIndonesia a330 a821 hlm. :c27 cm. aThe future is always uncertauin. But at some times , and how is one such time the range of posisible near future events is unusually large. Political tensions in the Middle East and Eastr=ern Europe are one source of this uncertainty. BUt economics policy is another source. There is uncertainly about the way in which international trade policy will evolve as bilateral deals reshape the competitive landscape. There is uncertainly about exchange rate policy as currency fluctuations bring changes in international relative prices. There is extraordinary uncertainly about monetary policy with the fed hacing quadrupled the quantity of bank reserve and continuing to delay the return of interest rates to levels considered normal. And there is uncertainly about fiscal policy as an aging population and rising healthcare costs to create a national debt bomb.