This paper carries out an exploratory investigation into the effect of various types of social interaction on health in Italy. After controlling for household income, education, work status and a number of socio-demographic variables, we find that the frequency of meetings with friends is...

Experimental evidence indicates that free riders and strongly reciprocal papers coexist in the public goods game framework. By means of an evolutionary analysis, we provide an endogenization of this behavioral regularity.

Suppose you are invited to a party, movie, dinner, etc not because your company is desired but because the inviter would feel guilty if she did not invite you. Furthermore, suppose the inviter extends an insincere invitation hoping that you will reject it and thereby assuage his guilt. I...

Suppose you are invited to a party, movie, dinner, etc not because your company is desired but because the inviter would feel guilty if she did not invite you. Furthermore, suppose the inviter extends an insincere invitation hoping that you will reject it and thereby assuage his guilt. I...

In two-player games with negative (positive) spillovers it is well-known that symmetric agents both overact (underact) at the Nash equilibria. We show that for heterogeneous agents this rule of thumb has to be amended if the game features strategic substitutability.

We analyze coalition formation with heterogeneous agents based on an individual stability concept. Defining exchanging and refractory agents, we give existence and enlargement conditions for coalitions with heterogeneous agents. Using the concept of exchanging agents we give necessary conditions...

In this essay I assess the role that is played by the two characteristics of high-tech firms in shaping their corporate strategies: short product cycles and the involvement of intangible assets in production. Short product cycles impose high-tech firms to seek complementary assets for entering...

In this essay I assess the role that is played by the two characteristics of high-tech firms in shaping their corporate strategies: short product cycles and the involvement of intangible assets in production. Short product cycles impose high-tech firms to seek complementary assets for entering...

We investigate the relationships between the return on investments in paintings and other financial investments in Turkey. To this aim, we estimate a hedonic price index for a portfolio of Turkish painters. We find that investing in the market for paintings is a viable alternative even in an...