1917 1917-1921 1933 1945 1964-1991 1991 20thcenturybritishhistory agriculture architects asia balkanstates biography businesslaw businesstaxes civilliberties communism communismbyregion conservatism corporate corporateaccounting corporations cultural democracies easterneurope economicas economicaspects economicaspectsofcommunism economicconditionsineurope economicforecasting economichistory economicintegration economicpoliciesinasia economicpolicy economics enterprises entrepreneurship environmentalconservation environmentaleconomics environmentallaw europe europeaneconomiccommunity europeaneconomiccommunity/europeanunion europeanunion europeanunionlaw finance foodsupplypolicies foreigneconomicrelations foreigntraderegulation formersovietunion formersovietunion- general generalcommerciallaw generaleconomicpolicies germanhistory germany government greatbritain historicalbiography history historyofeconomics industrialpolicies infrastructure- internationalbusiness internationalexchange investing investments laborpolicies landlaw landuse liberalism macroeconomics marxianeconomics marxism misc miscellaneous miscellaneousenvironmentalpolicies miscellaneoushistory miscellaneousirishhistory miscellaneouspoliticaltheory monetarypolicy nationalsocialism poland politicalactivism politicalaspects politicalbiography politics post-communism present protection protectionism protectionpolicy realproperty regionalenvironmentalpolicies regionalplanning republics ruralsociology russia russianrevolution social socialaction socialaspects socialism socialpolicybyregion socialpsychology socialsciences soviethistory sovietunion stalinistera sustainabledevelopment trade zoning