Summary: Tech giant Amazon has driven more than a quarter of the S&P 500's gains in 2018. But, Amazon's gains have some investors worried about other sectors of the economy that are lagging behind. The Wall Street Journal's Akane Otani has more.
Summary: Tech giant Amazon has driven more than a quarter of the S&P 500's gains in 2018. But, Amazon's gains have some investors worried about other sectors of the economy that are lagging behind. The Wall Street Journal's Akane Otani has more.