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The market for blood

The market for blood

EconomicsSociology

By José Luis Ferreira

Slonim et al . (2014) discuss the problems of blood allocation in different countries and suggest a mechanism that can improve it. The present article is a summary of their main ideas. In the wealthy countries blood is mostly supplied via voluntary donations. The way blood is collected varies from country to country. Some have […]

MI weekly selection #83

MI weekly selection #83

Humanities & Social SciencesScienceTechnologyWeekly Selection

By César Tomé

The role of turbulence in the formation of stars A pair of recent studies sheds new light on turbulence, a factor in the formation of stars when galaxies collide. In one study, researchers simulated the collision of two Antennae Galaxies and found that the collision produced “compressive turbulence,” which could get fusion started by pushing […]