Tag: David G. Rand

  • Health

    Obesity rate will reach at least 42%

    Researchers at Harvard University say America’s obesity epidemic won’t plateau until at least 42 percent of adults are obese, an estimate derived by applying mathematical modeling to 40 years of Framingham Heart Study data.

  • Science & Tech

    Building human cooperation: Carrots work better

    Rewards go further than punishment in building human cooperation and benefiting the common good, according to research published in the journal Science by researchers at Harvard University and the Stockholm School of Economics.