His later works, including The Road to a Free Economy (1990), Highway and Byways (1995), Struggle and Hope (1997) and Welfare in Transition (2001), deal with macroeconomic aspects and the interaction between politics and economic policy in the period of economic transition in the post-Soviet states.
Hans senare böcker, The Road to a Free Economy (1990), Highway and Byways (1995), Struggle and Hope (1997) and Welfare in Transition (2001), behandlar makroekonomi och interaktionen mellan ekonomi och politik under övergången från plan- till marknadsekonomi i Central- och Östeuropa.