Since the amount of tangible matter in the world is fixed, the growth and deployment of intangible capital in the production process must be the sole source of productivity growth and thus our ability to enhance the (material) quality of life. This survey article takes stock of our knowledge...

In search of a unifying measurement feature on which to base a more systematic and potentially comprehensive analysis of intangibles, this paper first analyses the economic and accounting properties of intangibles, and second, empirically evaluates managerial practices for measuring and...