This is an oversimplification, but basically money printing decreases the value of your money because it increases the supply of money. Your $100 can't by the same amount of stuff that it could before. The government wants to spend money on something, but instead of increasing taxes to pay for it ...

Everyone using it, I guess. If there is $100 on earth and I own $10 because I invested my lifetime to earn it, so I own 10% of the whole money supply. If someone prints $100 more. The money supply is $200. Now I have only 5% of it. While your Stack becomes less in percentage, goods become more ex...

One way is through inflation.