On the flip side , during the week goldman sachs ( nyse : gs ) upgraded chinese stocks to overweight from market weight .
而另一方面,本周高盛(纽交所:gs)将中国股市的评级从观望提升至买入。
Fitch ratings has upgraded estonia 's credit rating as the country prepares to join the eurozone in january after meeting the maastricht membership criteria on public debt , budget deficit and inflation .