Bluetooth low energy runs off a small coin cell battery, lasts about a year, and allows a small tag to send data to a phone.

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Broadly, instead of using simple supply and demand, it explains changes in the demand for one asset (a small silver coin, say) relative to another (a large coin) in terms of changes in the rate of return that the holder of the assets can expect from each.

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The probability of an even result with a lopsided coin is small.

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The report cites the experience of other countries that have successfully switched to a coin for its small currency.

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Systems and complexity theorists would then have to consider how big a destabilizing effect could be had by a small percentage of radical nonbelievers in the integrity of a Coin-based political economy.

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