Not having net profits does not mean that parts of your business are not profitable.
You may want to take a closer look at Amazon's financials and see what kind of free cash flow they're generating before they reinvest that cash in expansion and new businesses. Net operating cash flow for 2016 was $16B and the trend is strongly upwards.
Right, but free cash flow is one of the most common areas of a balance sheet to use deceptive accounting to show huge numbers. Amazon is notorious for this, actually, particularly with their widespread use of capital leases. A big reason that that number has jumped so much is because of their increased investment in AWS hardware which they lease instead of purchasing.
You may want to take a closer look at Amazon's financials and see what kind of free cash flow they're generating before they reinvest that cash in expansion and new businesses. Net operating cash flow for 2016 was $16B and the trend is strongly upwards.
https://secure.marketwatch.com/investing/stock/AMZN/financia...