what digital currency to invest in, Knowledge graph

Buy stocks of emerging industries and high-tech companies.Buy new energy and energy-saving industry stocks.Never buy these stocks after the population peaks;

8. At the top of the industry cycle,12. Policies restrict industries,16. Environmental problems are outstanding.

12. Policies restrict industries,19. When a war breaks out around you, buy military stocks.And stocks such as gold, precious metals and various assets.