Augmented Bonding Curves are Bonding Curves with additional features on top such as: governance (decisions on capital allocation), fee (aka exit tax), vesting process.
"The most novel part of the augmented bonding curve is the introduction of a vesting process for participants in the system. This vesting process locks tokens (burning/selling is disabled) when they are bought to eliminate any harmful early speculation/arbitrage that would affect the stability of the Token Pool.” - https://blog.usejournal.com/crowdfunding-the-commons-d590238d8c3c
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