The Hicksian definition of complementarity and substitutability may not apply in contexts in which agents are not utility maximisers or where price or income variations, whether implicit or explicit, are not available. We look for tools to identify complementarity and substitutability satisfying...

The expected growth rate of a stochastic Ak-economy under Poisson uncertainty is derived. The differences and similarities of economic growth under Wiener and Poisson uncertainty are discussed. To understand the uncertainty-growth nexus, the (implicit) risk premium under Poisson uncertainty is...