Dr bethune suggested organizing mobile medical units .
白求恩大夫建议组织流动医疗队。
If it recovers by 2010 , the value of mortgage-backed securities could rise , minimizing the tab for taxpayers , says brian bethune , chief u.s. financial economist for global insight .
But in the wake of the worst economic downturn since the 1930s , companies are hesitating to make that shift , said brian bethune , economist at ihs global insight .
' The good news ...... is that the most severe phase of the recession is behind us , ' said brian bethune , an economist at the forecasting firm ihs global insight .
" This really doesn 't do much to juice the economy in the short term , " said brian bethune , the chief u.s. financial economist at ihs global insight , an economic consulting firm in lexington , mass .