Macroeconomic theory has not yet come to grips with major issues of the twenty- first century. These include environmental pressures, demographic changes, the size, structure, and power of multinational corporations, and growing economic inequality. Existing macroeconomic theory also does not...

Macroeconomic theory and policy are strongly based on the assumption that economic growth is a fundamental goal. The environmental realities of the twenty- first century compel a reassessment of macro theory in terms of the impact of current growth patterns on planetary ecosystems.This paper...

The concept of capital has a number of different meanings. It is useful to differentiate between five kinds of capital: financial, natural, produced, human, and social. All are stocks that have the capacity to produce flows of economically desirable outputs. The maintenance of all five kinds of...

In a recent article in this journal, Francesco Bosello, Roberto Roson, and Richard Tol make the surprising prediction that the first stages of global warming will, on balance, save a large number of lives. Bosello et al. fail to substantiate this remarkable estimate, and they make multiple...

Beginning in the late 1990s, Canada and the United States began requiring "Environmental Reviews (ERs)" of all trade agreements to be negotiated by each government. This paper, commissioned by the North American Commission for Environmental Cooperation, outlines how ERs have evolved in North...

Revamping the Social Security program has become a domestic policy priority of the Bush administration. The President has stated that the system is facing a “crisis” and will be “bankrupt” in 2041. His proposal to change Social Security is centered on the introduction of private accounts...

Environmental economics assumes that reliance on price signals, adjusted for externalities, normally leads to efficient solutions to environmental problems. We explore a limiting case, when market volatility created "mixed signals": waste paper and other recycled materials were briefly worth an...