https://www.zlato.cz/svetova-ekonomika/peking-nechce-zahranicnich-burzach-firmy-nejasnymi-vlastniky/attachment/us-and-china-trade-barrier-an-action-by-a-government-that-makes-trade-between-the-country-and-other-countries-more-difficult-decoraton-glass-globe-on-us-dollar-and-china-yuan-banknotes-2/