With an abundance of unknowns, the only gear the central bank really can be in these days is neutral.

Warren Buffett released Saturday his annual letter to shareholders.

Warren Buffett released Saturday his annual letter to shareholders.

Warren Buffett released Saturday his annual letter to shareholders.

Warren Buffett released Saturday his annual letter to shareholders.

Warren Buffett released Saturday his annual letter to shareholders.

Warren Buffett released Saturday his annual letter to shareholders.

Warren Buffett released Saturday his annual letter to shareholders.

Warren Buffett released Saturday his annual letter to shareholders.

Warren Buffett released Saturday his annual letter to shareholders.