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REVEALED: Amazon's ambitions to take on Walmart

Stocks (^DJI^GSPC^IXIC) are are roughly flat at midday, with health care (XLV) the most in the green and real estate (XLRE) the most in the red. Alan Valdes, director of floor operations at Silverbear, joins us live from the New York Stock Exchange.

To discuss the other big stories of the day, Alexis Christoforous is joined by Yahoo Finance’s Rick Newman and Thomson Reuters correspondent Bobbi Rebell, author of “How to be a Financial Grownup.

Amazon to open 20 grocery stories in next two years: RPT

Investors are waiting for Amazon’s earnings after the bell today. But here’s some news you don’t have to wait for: Amazon plans to open 20 brick-and-mortar grocery stores over the next two years, in cities including Seattle, New York and Miami. Half the stores will be drive-up spots where customers pick up online orders. The other 10 will be traditional stores where shoppers can stroll the aisles. This is all according to documents cited by Business Insider. Amazon reportedly believes the US market has room for 2,000 Amazon Fresh–branded grocery stores over the next decade.

Twitter smashes earnings expectations and slashes headcount

While investors wait to hear Amazon’s earnings, they’re dissecting Twitter’s latest results, out this morning. The struggling social media company beat expectations for profit and revenue. Twitter’s number of active users rose 3% to 317 million. That was also better than what Wall Street expected. Twitter has been the subject of lots of takeover talk, and the company said it would slash 9% of its global workforce—about 350 jobs.

Top companies for vacation time

As the job market slowly heats up, workers are looking beyond the headline salary number when looking for a job. They’re also seeking perks, including flexible vacation time. Glassdoor just released its latest survey of the best 25 companies for paid time off. The top two spots went to the biotech firm Amgen and Memorial Sloan Kettering Cancer Center. After that, we get some more familiar names—Ikea, Google and Monsanto.