The 60-Something Entrepreneur: Can a Start-Up Pay For Retirement?
theatlantic.com
theatlantic.com
The more immediate benefit of owning/starting a business "at age" is to create employment for yourself, when employment pickings are very thin for older workers.
Bad that the recession has destroyed retirement funds and people have to work longer. Worse that those same people may not find work at all due to age related factors. One solution is to create a job for yourself.