Earlier quoted context omitted.
There must be ground rules for the game of capitalism. Market's are awesome at balancing things like price/quality/features. Most consumers can do that, and if they can't, well... caveat emptor. But if the quality is so bad that people die, or are maimed, poisoned, or otherwise injured, we have different rules. Consumers aren't good at this, they aren't experts, they don't have the right information. So they turn to…
These ethical factors are, of course, a trade-off with the others. Sweatshops and child labor are immoral, we will not tolerate that. If we don't tolerate those, then we don't tolerate giving them the best alternative possible. Asking for more would make it uneconomical, and thus, economically destructive.
Well, if we're talking about giving away stuff, like freedom: How much could we help these people if we gave away, say 15% of the combined military budgets of the EU, Russia, China and the US?