This paper summarizes some tentative evidence on the pattems and determinants of aggregate private saving in the United Kingdom over the past century and suggests some implications of these findings for several unresolved issues in the history of U.K. accumulation and growth. In particular, three aspects of the literature of modem savings behavior are central to the motivation of this study. First, although the structure of U.K. savings behavior is often crucial to hypotheses concerning the age of high imperialism and capital export, 1870-1913, there has been virtually no