Bank runs and extreme market volatility – are the shades of 1929 upon us? Probably not, the current situation, while dangerous, is unlikely to trigger an economy-wide depression. The real test, at least according to David Kelly, JPMorgan’s chief global strategist for asset management, will come on Wednesday, at the Federal Reserve’s next interest rate policy meeting. The central bank will have to determine which risk is more urgent, persistent high inflation or a bank crisis, and adjust its rece