Updated docs for zero protocol fees (#337)

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Megan 2021-10-01 13:04:25 +02:00 committed by GitHub
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@ -3,10 +3,14 @@ Protocol Fees
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An ETH protocol fee is paid by the Taker each time a `Limit Order <./orders.html#limit-orders>`_ is `filled <./functions.html>`_. An ETH protocol fee is paid by the Taker each time a `Limit Order <./orders.html#limit-orders>`_ is `filled <./functions.html>`_.
The fee is proportional to the gas cost of filling an order and scales linearly with gas price. The cost is currently ``70k * tx.gasprice``. The fee is proportional to the gas cost of filling an order and scales linearly with gas price. The cost is currently ``0 * tx.gasprice``.
At the end of every Staking Epoch, these fees are aggregated and distributed to the makers as a liquidity reward: the reward is proportional to the maker's collected fees and staked ZRX relative to other makers. At the end of every Staking Epoch, these fees are aggregated and distributed to the makers as a liquidity reward: the reward is proportional to the maker's collected fees and staked ZRX relative to other makers.
To learn more about protocol fees and liquidity incentives, see the `Official Spec <https://github.com/0xProject/0x-protocol-specification/blob/master/staking/staking-specification.md>`_. To learn more about protocol fees and liquidity incentives, see the `Official Spec <https://github.com/0xProject/0x-protocol-specification/blob/master/staking/staking-specification.md>`_.
.. note::
As of September 29, 2021, protocol fees have been removed for all order types in both Exchange V4 and V3 in accordance with `ZEIP-91 <https://0x.org/zrx/vote/zeip-91>`_.
.. note:: .. note::
`RFQ Orders <./orders.html#rfq-orders>`_ are introduced in Exchange V4, and there is currently no protocol fee for filling this type of order. `RFQ Orders <./orders.html#rfq-orders>`_ are introduced in Exchange V4, and there is currently no protocol fee for filling this type of order.