More than half of world's wealthy expect to live to 100, says survey

The survey showed nine out of 10 were adjusting spending habits and making long-term investments to finance their longevity

More than half of wealthy investors around the world expect to live to the age of 100, with almost two in three planning to work longer in life to afford a comfortable retirement, according to a survey on Thursday.

The UBS Investor Watch, which tracks the sentiments of more than 5,000 people with at least $1 million in assets, showed nine out of 10 were adjusting spending habits and making long-term investments to finance their longevity.

But around one-in-four respondents based in the United States and Britain said they were not making any such financial changes, highlighting a shortfall in retirement planning