Externalities play a central role in most theories of economic growth. We argue that international externalities, in … have international knowledge externalities. When calibrated, the hybrid model does a surprisingly good job of generating …

In this paper, we aim to bring the debate on the global productivity slowdown – which has largely been conducted from a … macroeconomic perspective – to a more micro-level. We show that a particularly striking feature of the productivity slowdown is not … so much a lower productivity growth at the global frontier, but rather rising labour productivity at the global frontier …