The average worker in the US needs to work more than a year to earn his or her CEO's daily wage. The well-accepted justification among economists for these huge wage gaps is the necessity to achieve economic efficiency, in terms of efficient allocation in the labor market and incentivizing...

In this paper we analytically study the effect of social hubs on the penetration of new products. Aggregating individual-level social network considerations to the market level, we identify boundary conditions for hubs' effect on diffusion. Our results demonstrate that seeding hubs has a...

Identifying the impact of tax structures on economy growth is crucial to those who create tax policies. In this paper we create a tool called the Tax Structure Efficiency Index that is based on the level of the concentration of the tax system for assessing the efficiency of the tax structure. We...