Second, at the other extreme when inflation is high, the coins themselves may become worthless and are thrown away, since one has to accumulate a stash of coins (or a ward of small notes) to pay for the lowest value transactions. This is too much of a nuisance to both customers and sellers and so they are compelled to switch to higher value denominations and thereby notes. In short, coins disappear because either they become too valuable relative to face value, or else because they lose their value for transactions. As notes proliferate relative to coins, the risks of counterfeiting currency
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