Financial markets are facing a multitude of big questions — and as the new U.S. Federal Reserve chairman, Jerome Powell, settles into office, all eyes will be on his testimonies to Congress this week. Will he continue the paced approach of his predecessor, Janet Yellen, to both interest rate increases and winding down the Fed’s bloated balance sheet, or take a more aggressive, hawkish path? Do the macroeconomic conditions warrant four rate increases this year, or just three as planned? Is the financial system sufficiently prepared for failures, and will the Treasury department’s recommendation for a separate Chapter 14 in the Bankruptcy Code for distressed financial companies address the situation adequately? Peter Conti-Brown , Wharton professor of legal studies and business ethics, and Lisa D.…