Jorgenson began talking to Wendy Kramer, the founder of the DonorSibling Registry.
乔根森开始和温迪·克雷默讨论。克雷默建议她试试通过族谱dna (Family Tree DNA)这样的世系公司寻找她的捐精者。
Only 30% of that acceleration was related to IT, says Mr Jorgenson and his colleagues.
Jorgenson先生和他的同事认为那次上涨只有30%与信息技术相关。
Dale Jorgenson of Harvard University says technology is advancing more slowly than in the decade before the crisis, so productivity will too, by about 1.5% a year.