We provide a novel methodology for estimating time-varying weights in linear prediction pools, which we call Dynamic Pools, and use it to investigate the relative forecasting performance of DSGE models with and without financial frictions for output growth and inflation from 1992 to 2011. We...

The paper looks at the development of the secular stagnation thesis, in the context of the economic history of the time. It explores some 19th century antecedents of the thesis, before turning to its interwar development. Not only Alvin Hansen, but Keynes and Hicks were involved in the...

The model predicts a near doubling of the ratio of high- to low-skilled wages over the century. Increasing wage inequality arises from a traditional source -- a rising worldwide relative supply of unskilled labor, reflecting Chinese and Indian productivity improvements. But China's and India's...

Economists devote too much attention to international flows of goods and services and not enough to international flows of ideas. Traditional trade flows are an imperfect substitute for flows of the underlying ideas. The simplest textbook trade model shows that a welfare-enhancing move toward...