There was a time when stocks, shares, speculation and investment portfolios were the preserve of the wealthy. Laurie Taylor is joined by sociologist Dr Ron Martin from Cambridge
University to discuss the recent explosion in small-scale shareholding across the population. Martin has examined the rise of small investment clubs, which have jumped from less than 300 in numberthree years ago to almost 4,000 today. Producer Tony Phillips. E-MAIL: thinking.allowed@bbc.co.uk