Poland’s richest man Jan Kulczyk and New York real estate mogul Larry Silverstein have launched a fund that plans to invest up to 1.5 billion euros in central and eastern European commercial property. KSP Real Estate Investment Management, part of a joint venture called Kulczyk Silverstein Properties (KSP), initially plans to raise 200-300 million euros to invest in property in the largest Polish and Czech cities, its representatives said on Monday.