Trade in business services has been attracting attention from academic researchers, policy makers, and business journalists. While there are many anecdotes, there has been little in the way of formal theory applied to this issue. In this paper, we adapt a general model of fragmentation of...

This paper reviews evidence that life-cycle saving became the norm in nineteenth-century America, with a consequent fall in fertility and rise in the rate of capital formation, and considers whether a similar transition to life-cycle saving can be observed in nineteenth-century Britain. Although...