The US economy is healthy but expensive equities are vulnerable to uncertainty about the neutral rate of interest

Culprits for the turbulence span algorithmic traders to the Fed’s interest rate rises

S&P 500 gains 1.4% as tech stocks enjoy bounce back

End of central bank stimulus and quantitative easing sends markets into a spin

Global equity sell-off triggered by interest rate fears slows in Asia

Weakness in Treasuries undermines the appeal of the long bull run in equities

As Treasury yields creep up, equities lose their shine but the market momentum look set to return

A mix of higher bond yields and growth worries take their toll

US exposure being pared back as more enticing opportunities are found in Europe and Asia

Second-guessing the volatility of markets can be costly

Tough regulations introduced after 2009 seen as fuelling swings in asset prices

Dual weakness in stocks and currency spark comparisons with 2015 rout 

Escalating trade tensions leave many questioning this year’s bullish forecasts

The last time they were this certain the market would stay calm — well, it didn’t