Watch CNBC's full interview with Wharton's Jeremy Siegel on 2022 market outlook, inflation and more

Jeremy Siegel, professor of finance at the University of Pennsylvania’s Wharton School of Business, joins CNBC's 'Squawk Box' to provide a market outlook for 2022. Siegel explains why the Federal Reserve is "so far behind the curve" on inflation and breaks down his view on bitcoin. "The Fed is going to have to hike many more times than what the market expects," Siegel tells CNBC.