Using a new specification, we reanalyze the data on worldwide environmental quality investigated by Gene Grossman and Alan Krueger in a well-known paper on the environmental Kuznets curve (which postulates an inverse U shaped relationship between income level and pollution). The new...

Most discussion of national saving behavior is based on national income account data. This paper lays out some of the main alternative conceptions of saving and to present data comparing recent U.S. saving behavior with its own past and with that of other nations. I argue, in particular, that...

The papers in this volume reflect David Bradford's dual experience as a theoretical economist and as Deputy Assistant Secretary of the United States Treasury for Tax Policy and Director of the Treasury's Office of Tax Analysis. While at the Treasury, Bradford was involved in producing the 1977...

Climate modelers have recognized the possibility of abrupt climate changes caused by a reorganization of the North Atlantic's current pattern (technically known as a thermohaline circulation collapse). This circulation system now warms north-western Europe and transports carbon dioxide to the...