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 ### proposer-builder separation
 
-* [barnabe.eth notes on pbs](https://barnabe.substack.com/p/pbs)
+* [notes on pbs, by barnabe.eth ](https://barnabe.substack.com/p/pbs)
+
+
+<br>
+
+### eip-1559
+
+* [transaction fee mechanism design for ethereum, by tim roughgarden](https://timroughgarden.org/papers/eip1559.pdf)