There's a marketplace for coin enthusiasts to buy and sell rare coins, where you could make some decent money if you find one ...

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The rare Queen Elizabeth II Royal Mint 50p coin has sold for more than 350 times its face value on eBay after inspiring a mini bidding war from collectors (Image: Getty Images/iStockphoto) A Royal ...

Rare-coin investing can be profitable for long-term investing Khadija Khartit is a strategy, investment, and funding expert, and an educator of fintech and strategic finance in top universities. She ...

As with just about any asset, a coin’s value is determined by its market demand. This means that coins in short supply often see higher demand — and higher values. With coins, supplies are limited ...