The field of artificial intelligence (AI) is experiencing a period of intense progress due to the consolidation of several key technological enablers. AI is already deployed widely and has a high impact on work and daily life activities. The continuation of this process will likely contribute to...

This paper pursues three goals. It first discusses why a mix of exclusive rights and open access regimes is the norm in many areas of resource allocation. Arguing that such coexistence can also be expected in spectrum, the paper identifies the determinants of the optimal mix of spectrum...

KT, one of Korea’s mobile network operators, terminated 2G service completely as of March 19, 2012. In this paper we explore diverse issues associated with this service termination, including conflicting interests observed in legal disputes. We then propose policy suggestions to facilitate...

This paper develops a new way to present standard urban models graphically and a new rent function called the rent-commuting cost function. The rent-commuting cost function represents the relationship between rent and total commuting cost. At least theoretically, it is superior to the...

This paper performs a comparative static analysis to derive the effect of a change in the wages of the rich living in the suburban area of a city on the welfare of the poor living in the central area of the city. It assumes that commuting cost is a function of distance and wages. A sufficient...

This paper performs a comparative static analysis to derive the effect of a change in the wages of the rich living in the suburban area of a city on the welfare of the poor living in the central area of the city. It assumes that commuting cost is a function of distance and wages. A sufficient...

This paper solves a simple model of third-degree price discrimination assuming two independent linear demands and discusses the effects of price discrimination on monopoly profit, consumer surplus, and social welfare. In addition, using a simple model, this paper shows that the probability that...

Evidence for home advantage is clear in sports including professional football. Among the factors that lead to home advantage is referee bias where referees make biased decisions in favor of the home sides. In order to minimize any bias or unrighteousness caused by referee bias, the Video...