Again, a free market doesn't mean that everyone can easily buy or sell any good or service. Plenty of things prohibit this, including geographical challenges, l

Again, a free market doesn't mean that everyone can easily buy or sell any good or service. Plenty of things prohibit this, including geographical challenges, language barriers, import tariffs, and other natural and contrived barriers to trade. A free market means that the distribution and production of goods and services do not rely on centralized planning, but on price signals.