Wall Street Roundup: Home sales down. Hollywood invades Wall Street

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Home sales down. Shortly after the government removed tax incentives for home buyers, the sales of existing homes dropped 2.2%, the National Assn. of Realtors reported Tuesday, suggesting how much the market had relied on government support.

Geithner testifies. In congressional testimony, Treasury Secretary Tim Geithner said companies are building up big cash reserves, a promising sign for future economic growth.

Budget director steps down. President Obama’s budget director, Peter Orszag, is stepping down -- the first member of Obama’s economic team to do so.

Hollywood invades Wall Street. Citigroup played host to Kevin Spacey and his crew, who are prepping for a movie about investment banking during the financial crisis -- ‘Margin Call.’

-- Nathaniel Popper