washington outgo u.s. securities exchange commission chair mary jo white harsh part word congress tuesday plea incoming administration ensure regulator remain independent insulate political pressure likely final speech step president-elect donald trump swear office friday white lament prescriptive rule-writing requirements congress impose sec say efforts harm agency ability get things do exercise discretion complicate market issue strength utility agency structure depend environment reward expertise frank dialogue partisan affiliation political game white say prepare remark economic club new york ability resolve commissioners act independently diminish opportunity solutions politically unpopular best serve investors market white become sec chair spring 2013. unlike predecessors deal put fire market crises tenure mark largely efforts complete lengthy list rule require 2010 dodd-frank wall street reform law 2012 jumpstart business startups job act trump choice head sec attorney jay clayton opine publicly priorities future rule-making plan tuesday white urge sec resist lobby interest group pressure best investors economy continue build effective post-crisis market regulator mean impose measure sometimes draw sharp outcry interest group say white reflect tenure sec acknowledge often mark hard decisions attract criticism political party also take part shoot legislation push republicans u.s. house representatives one bill approve last week would impose additional requirements sec conduct economic analyse adopt new rule white say would provide benefit investors hamstring agency respond market crisis house financial service committee chairman jeb hensarling shoot back white late tuesday say sec fail help small company analyze cost hold accountable congress create sec way around republican congressman say part word sec 's white call regulator avoid political meddle