In the conduct of empirical macroeconomic research, unit root, cointegration, common cycle, and related test statistics are often constructed using logged data, even though there is often no clear reason, at least from an empirical perspective, why logs should be used rather than levels....

Historically, episodes of rapid growth are accompanied by significant structural change. In this paper we therefore aim to quantify the extent to which factor accumulation induces structural change and productivity growth in industrializing economies. To fix ideas we present an extension of...