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Last year , Goldman Sachs Chairman Henry Paulson , now Treasury secretary-designate , warned that the time needed to address climate change was running out . In the early years , Reserve banks accepted taxes and customs duties , held deposits for the Treasury , cleared Treasury checks and redeemed Treasury coupons . The staffs of the Bureau of the Public Debt , other Treasury offices , and of our fiscal agent , the Federal Reserve Bank of New York , also have been indispensable to our debt management efforts . Overhauling the bureaucracy in key economic organisations such as the Department of Trade and Industry , National Treasury , South African Revenue Services , Department of Public Works , Department of Minerals and Energy etc. This week 's brief visit by Lawrence Summers , US Treasury secretary , offered a glimmer of hope that the western countries might finally begin sensible policymaking towards Nigeria after months of reckless neglect .