negative in many of the network links. Approximations of the key double-dividend effects show that, in those links, the tax …

the concept of 'entrepreneurial city'. A network connectivity model is adopted to assess connectivity patterns, using the …

dynamic equilibrium behaviour on a network, even if the underlying link dynamics (we consider Vickrey bottlenecks with …

are connected according to an undirected graph, the social network, and have the choice between two actions: either to … network. (2) Average inclination governs collective adoption behavior. (3) Initial inclinations determine the critical mass of … network and other parameters. Given the complexity of the system we use a standard technique for estimating the solution …

health insurance. A premium subsidy had a persistent effect on enrollment that is more than four fifths of the immediate … subsidy persuaded those with higher initial willingness to pay to enroll and keep enrolling, while application assistance …

, and their purchase price increases with the per-period benefits provided. We introduce a subsidy on the more expensive … technologies (that also yield the larger per-period benefits), and find that the subsidy scheme induces agents to search for and … adopt these more expensive technologies even though the subsidy itself is too small to render these technologies profitable …