Why is China's stock market falling and how might it affect the global economy?

Concerns about inflation, shares and interest rates are raised after 'Black Monday' chaos sees billions wiped off markets around the globe

China's stock market has fallen sharply over recent weeks despite measures by officials in Beijing aimed at calming investors' jitters and shoring up global confidence in the country's slowing economy.

As in August 1997, 1998, 2007 and 2008 we could be in the early stage of a very serious situation.

It is far from clear that the next Fed move will be a tightening.

Advice on the looming crash, No.1: get hard cash in a safe place now; don't assume banks & cashpoints will be open, or bank cards will work.

Crash advice No.2: do you have enough bottled water, tinned goods & other essentials at home to live a month indoors? If not, get shopping.

Crash advice No.3: agree a rally point with your loved ones in case transport and communication gets cut off; somewhere you can all head to.

Today is just the stock market catching up with the terror over defaults that's been gripping the bond market for months.

Related: China stock market panic shows what happens when stimulants wear off