Blood banks, risk, and autologous donation: the gift of blood to oneself -- Disentangling the embryonic gift: the UK stem cell bank -- The laws of mo(o)re: waste, biovalue, and information ecologies -- Umbilical cord blood: waste, gift, venture capital -- Commodity-communities and corporate...

Introduction -- Networks : concepts and empirics -- Games on networks -- Coordination and cooperation -- Social learning -- Social networks in labor markets -- Strategic network formation : concepts -- One-sided link formation -- Two-sided link formation -- Research collaboration among firms