Earlier quoted context omitted.
Amazon works hard to have a minuscule profit. If they have no profit, they don't have any tax liability. The business they're in lets them adjust their profits in real time -- whenever they expect to have large profit, they just lower their prices to eat it. Consumers love this, so they have huge turnover, and thanks to this, small increase of prices earns them big profit, if they ever need cash to fund acquisition,…
I don't understand why you'd want to minimize profit just because of tax liability. Even if I paid 60% in taxes, I'd still be better off keeping 40% of a higher salary. What's the rational?
There's no reason for a company to pay tax on money it does not need. If they need some money for some current expenses, they can obtain it any time and spend it as an operating expense, which gets them no tax liability. Think of Apple, which has a basically untaxed huge wad of cash outside of the US -- they will keep it there for as long as they don't need more money in the US, to avoid the tax liability. They only keep in the US the money they need, hoping that future changes in tax law will let them save on bringing that pile of cash home.