This study describes the state of the art in the measurement of intangible capital and its contribution to economic growth, with a focus on an international comparison of intangible investment intensity and intangible capital deepening among eleven advanced economies. By employing a broad...

Recent studies have shown that knowledge-based capital (KBC) is an important source of economic growth in many of the world’s advanced economies (much more so than R&D alone) and is positively correlated with real GDP per capita in a cross-section of these economies. This literature is still...