Jeweller Matt Case holds the world's most expensive dummy, valued at GBP 54,000, at bespoke jewellers Russell & Case on February 1, 2013 in Liverpool, England. The pacifier is made of pure platinum and has been created especially for the UK Baby and Toddler Show at the BT Convention Centre, Liverpool, this weekend. (Getty Images)
From underwater mining to luxury yachts, Mohammed Al Barwani has interests in a staggering range of industries. The chairman of MB Holding explains how he built the firm from scratch to become a billion-dollar player.