Absolute values 'are pretty high': Blackstone CEO By: CNBC.com News April 28, 2014 at 11:25 AM EDT With stocks buoyed by a flurry of dealmaking on Monday, Blackstone CEO Steve Schwarzman says absolute valuations are "on the higher side." Read More >> Related Stocks: Alstom S.A. Astrazeneca Plc ADR Blackstone Inc General Electric Pfizer