The article discusses how countries use protectionism to regulate their economies. It looks at the history of protectionism and how it has been used in different countries like Great Britain, Germany, the USA, and Russia. The article explains that protectionism can help domestic producers but may harm the economy in the long run by reducing competitiveness and affecting prices and living standards. It also mentions that modern protectionism is influenced by global economic trends and is focused on protecting markets for consumers. Overall, the article suggests that using protectionist measures can help countries develop their economies efficiently in the global market.