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Is fiat money backed by gold or silver?

Money serves as a medium of exchange, unit of account, and store of value in modern economies, facilitating transactions and economic activity. Fiat money,...

What can replace oil as an energy source: Exploring Alternatives to Oil as an Energy Source

The world's reliance on oil as a primary energy source has spurred a growing need to explore sustainable alternatives that can meet our energy...

Reasons for international oil price fluctuations

Reasons for international oil price fluctuations Since 1970, the world has experienced three relatively significant oil price increases. Except for the first two oil crises...

What is the role of solar energy?

1, solar power generation, which is packed with solar energy, after cooling to drive steam turbines to generate electricity. 2.Solar water heater can convert solar...


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