The Financial Times quotes Igor Yurgens, a former Kremlin adviser:
He added that capital flight was likely to soar. He said his bank had received “a huge number of calls” into his bank’s Swiss offices from Russian clients over the past two weeks and a number of wire transfers into Swiss bank accounts out of Russia. Clients, he said, would prefer to keep money outside the country despite the risk of asset freezes.
Read more at Sanctions nerves ripple through Moscow – FT.com.