While I agree these are "wealth creation" mechanisms, what the blog describes is market (economy) inefficiencies that enable arbitrage.
So by spotting an inefficiency and exploiting it, you profit.
tl;dr explore and exploit.
So by spotting an inefficiency and exploiting it, you profit.
tl;dr explore and exploit.
Trade can make both sides richer. Some would say any voluntary trade makes both sides richer, but that depends on your definition of voluntarism and exploitation of someone's weakness.
Anyway, for trade that makes both sides really richer in any sense of that word see https://en.wikipedia.org/wiki/Comparative_advantage#Ricardo'...