As a boy, he spent a great deal of time on his grandfather's remote mining estate, in northern Mexico, assembling a vast collection of antique dolls.
The company is Australia's second-biggest beer maker, and it also has interests in mining, real estate and communications.
According to the watchdog group Transparency International, construction is the world's dirtiest business, far more prone to graft than mining, real estate, energy or the arms market.
The traditional economy of Liaoning was one of Chinese peasant farm production in the plains; on the peripheries the economy was based in various places on herding, forestry, fishing, mining, and estate farming.
Slims business empire is dominated by telecommunications but also includes finance, mining, real estate, infrastructure, retailing and heavy industry.
Commercial drones are simplifying data capture for the agriculture, construction, exploration, mining, real estate and many other industries.
His group is also involved in mining, real estate and owns the largest portfolio of media assets in East and Central Africa.
He has financed mining, real estate, and many other projects.
At www.winespectator.com, the magazine's library archives are a gold mine of estate listings.
Neither Uber nor Airbnb is publicly traded, and neither has the kind of hard assets that would have made the net worth of the typical robber baron of yesteryear easy to value: railroads, oil wells, mines, real estate.
