[slackoverflower]

Amazon simply does not need to have cash on hand. They can attain massive profits at literally any point by just increasing their margins ever so slightly across whatever business lines they operate in. This is the benefit of the scale they operate at.

[delecti]

They would have profits if they stopped reinvesting the proceeds from retail into new businesses. They wouldn't need to increase their margins or reduce costs, just stop willfully adding new costs.

[vasco]

Stopping adding costs is effectively increasing margins.

[delecti]

They wouldn't need to increase their marginal margins, or increase their margins in existing business ventures. However you'd like to view it.