This note intends to show that the solution of Capolupo's model ('Output Taxation, Human Capital and Growth', The Manchester School, Vol. 68, 2000, No. 2, pp. 166-183) is not satisfactory for two reasons: first it is possible to tackle the question of optimal taxation in the steady state...

We study firms' incentives to transfer knowledge about production technology to a rival in a Cournot duopoly. In a setting where two technologies are available, a technology is characterized by its associated cost function and no single technology is strictly superior to the other. A firm has...