This paper analyzes a detailed plan to set quantitative national limits on emissions of greenhouse gases, following along the lines of the Kyoto Protocol. It is designed to fill in the most serious gaps: the absence of targets extending as far as 2100, the absence of participation by the United...

The paper studies forecasts of real growth rates and budget balances made by official government agencies among 33 countries. In general, the forecasts are found: (i) to have a positive average bias, (ii) to be more biased in booms, (iii) to be even more biased at the 3-year horizon than at...