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  2. Salting (confidence trick) - Wikipedia

    en.wikipedia.org/wiki/Salting_(confidence_trick)

    In mineral exploration, salting is the fraudulent practice of adding valuable metals and gemstones, particularly gold or diamond, to ore samples from a mine to inflate the apparent value of the deposit.

  3. Diamonds as an investment - Wikipedia

    en.wikipedia.org/wiki/Diamonds_as_an_investment

    In early 2025 diamond prices had dropped significantly from a peak in 2022; prices of natural gems in shops dropped by 26% by the beginning of 2025. Laboratory-grown diamonds had dropped by 74% since 2020. Prices were expected to continue decreasing. De Beers had started 2024 with US$2bn worth of diamonds, which it had not sold by the end of ...

  4. Malinvestment - Wikipedia

    en.wikipedia.org/wiki/Malinvestment

    Its unavoidable aftermath, the readjustment of conditions to the real data of the market, is called crisis, slump, bad business, depression. People rebel against the insight that the disturbing element is to be seen in the malinvestment and the overconsumption of the boom period and that such an artificially induced boom is doomed.

  5. Ponzi scheme - Wikipedia

    en.wikipedia.org/wiki/Ponzi_scheme

    Ponzi schemes typically result in criminal charges when authorities discover them but, other than pump and dump schemes, economic bubbles do not typically involve unlawful activity, or even bad faith on the part of any participant. Laws are only broken if someone perpetuates the bubble by knowingly and deliberately misrepresenting facts to ...

  6. 17 Key Signs You’re Making a Bad Investment - AOL

    www.aol.com/finance/17-key-signs-making-bad...

    In the investment world, there is no such thing as a sure thing. Even good investments can turn sour, given a dose of bad news or events outside your control. Discover More: I'm a Self-Made...

  7. Gemstone - Wikipedia

    en.wikipedia.org/wiki/Gemstone

    The socio-economic dynamics of the gemstone industry are shaped by market forces and consumer preferences and typically go undiscussed. Changes in demand and prices can significantly affect the livelihoods of those involved in gemstone mining and trade, particularly in developing countries where the industry serves as a crucial source of income.

  8. 17 Warning Signs of a Bad Investment - AOL

    www.aol.com/news/17-warning-signs-bad-investment...

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  9. Paradox of value - Wikipedia

    en.wikipedia.org/wiki/Paradox_of_value

    Eugen von Böhm-Bawerk illustrated this with the example of a farmer having five sacks of grain. [7] With the first, he will make bread to survive. With the second, he will make more bread, in order to be strong enough to work. With the next, he will feed his farm animals. The next is used to make whisky, and the last one he feeds to the pigeons.