GNU Taler: Taxable Anonymous Libre Electronic Reserve

juan juan.g71 at
Sun Dec 13 23:44:29 PST 2015

On Mon, 14 Dec 2015 02:27:18 -0500
grarpamp <grarpamp at> wrote:

> Taler technology: About taxability, change and privacy
> One of the key goals of Taler is to provide anonymity for citizens
> buying goods and services, while ensuring that the state can observe
> incoming transactions to ensure businesses engage only in legal
> activities

	Stupid cunts. These 'gnu' monkeys are hopeless.

> and do not evade taxes (such as income tax, sales tax or
> value-added tax). However, we also want to stay out of the immediate
> personal domain, so sharing funds within a family or copying coins
> between devices should not be subject to monitoring by the state.
> In Taler terminology, we distinguish between transactions where the
> exclusive ownership of the value of a coin is passed from one entity
> to another, and sharing whereafter control over a coin is shared by
> multiple electronic wallets (which may belong to different
> individuals). In Taler, the receiver of a transaction is visible to
> the state and thus can be taxed, while sharing is invisible to anyone
> not involved. Once a coin is shared among different individuals, any
> one of those can try to spend it, but only the first spender would
> succeed. Thus, sharing requires a strong trust relationship among the
> individuals involved, and thus represent interactions in the protected
> immediate personal domain, and not commercial transactions.
> When Taler needs to provide change, for example because a customer
> only has a 5 Euro coin but wants to make a 2 Euro purchase, it needs
> to create fresh coins (of a total value of 3 Euros) that are
> unlinkable to the original 5 Euro coin to ensure privacy. To ensure
> that the resulting refresh operation where the change is converted to
> fresh coins cannot be used to transfer funds from one entity to
> another, Taler ensures that any owner of an original coin that was
> involved in a refresh operation can follow a link to the private
> information of the fresh coins generated by the operation. As a result
> of this trick, refresh operations cannot be used to create transfers,
> as the linkage ensures that the fresh coins are always shared with the
> owner of the original coin.
> As a result, Taler does not intrude into the personal economic domain,
> offers good privacy, taxability for transactions and the ability to
> give change.

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