What is parasitical about GP? I presume they pay for everything: labor, food, accommodation, travel costs. Are tourists parasites? Why do you think they must pa

What is parasitical about GP? I presume they pay for everything: labor, food, accommodation, travel costs. Are tourists parasites? Why do you think they must pay taxes, and to what country, and in exchange for what? Would you pay taxes to the government voluntarily if you legally didn't have to do it?