Last year a United Nations task force , led by the Columbia University economist Jeffrey Sachs , estimated the annual cost of meeting these goals to be $ 121 billion in 2006 , rising to $ 189 billion by 2015 .
Jeffrey Sachs /business/person/company Columbia University
JJ NN DT NNP NNPS NN NN , VBN IN DT NNP NNP NN NNP NNP , VBD DT JJ NN IN VBG DT NNS TO VB $ CD CD IN CD , VBG TO $ CD CD IN CD .
Jeffrey Sachs
PERSON
Columbia University
ORGANIZATION
/business/person/company