How to cope with 'mark to market' mayhem

Mark-to-market (M2M) accounting can cause cool investors to lose their heads - and their money. So how do you avoid becoming its next victim? Tim Bennett explains.

Mark-to-market (M2M) is not a phrase that gets the pulse racing. However, it pervades almost every corner of investing. It can also cause normally cool investors to lose their heads, and money. Here's how to avoid becoming its next victim.

What is mark-to-market?

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Tim graduated with a history degree from Cambridge University in 1989 and, after a year of travelling, joined the financial services firm Ernst and Young in 1990, qualifying as a chartered accountant in 1994.

He then moved into financial markets training, designing and running a variety of courses at graduate level and beyond for a range of organisations including the Securities and Investment Institute and UBS. He joined MoneyWeek in 2007.