Shares in American companies are the most expensive they have been in almost 20 years. Bonds from American companies aren’t even as expensive as they were this February. Are corporate bonds offering a bargain that the stock market isn’t? Read More WSJ.com: Markets...

Low oil prices meant consolidation was bound to happen in the energy sector. Chevron made the first move Monday, announcing a $5 billion bid for Noble Energy in an all-stock deal. Read More WSJ.com: Markets...