German billionaire Adolf Merckle , one of the richest men in the world , committed suicide Monday after his business empire got into trouble in the wake of the international financial crisis , Merckle 's family said Tuesday in a statement . Adolf Merckle was No . 1 on Forbes list of world 's richest people . Merckle 's net worth estimated to be $ 1 billion . Billionaire was killed by a bomb in German town of Ulm . Family says financial success ` ` to the passionate business - man ''
Adolf Merckle was No . 1 on Forbes list of world 's richest people . Merckle 's net worth estimated to be $ 1 billion . Billionaire was killed by a bomb in German town of Ulm . Family says financial success ` ` to the passionate business - man ''