Cost of reducing carbon emissions." Energy Policy 26 (1998)."
Potentials for energy efficiency improvement in the U.S. cement industry." Energy, the International Journal 25 (1999)."
Carbon emissions trends for developing countries and countries with economies in transition." Quarterly Journal of Economic Research 6 (2000)."
Empirical support for global integrated assessment modeling: Productivity trends and technological change in developing countries' agriculture and electric power sectors In Land Use, Land-Use Change And Forestry. Vol. 8., 2000.
Energy savings and structural changes in the U.S. economy: Evidence from disaggregated data using decomposition techniques In International Emissions Inventory Conference., 2001.