-- Are Investors Prepared for 'More Violent and Frequent Shocks' This Year? Volatile Stock Trading ContinuesWhat to Watch in Markets This WeekGas Prices Jump as Iran War IntensifiesJob Levels Surprisingly Fell in February- Top StoriesThere are signs of investor caution out there. Some experts think it isn't enough.Michael Nagle / Bloomberg via Getty ImagesClose### Key Takeaways- Investors should brace themselves for "more violent and frequent shocks" to the global economy this year, according to Allianz chi ...