Investors will need to be more disciplined as the Federal Reserve chief signals that the Fed won't be as dovish.
Goldman Sachs Group Inc. is issuing words of caution for dip buyers plunging back into stocks.
Yardeni expects financial markets to weather any disruption from inflation, helped by productivity gains from companies using new technology.
Yellen not concerned about unprecedented levels of fiscal support injected into US economy as it battles against effects of coronavirus pandemic.