diff --git a/README.md b/README.md
index 658e67b..69165a6 100644
--- a/README.md
+++ b/README.md
@@ -24,6 +24,7 @@
 * [Speeding up the EVM by Flashbots](https://writings.flashbots.net/research/speeding-up-evm-part-1/)
   * "Even though at the moment the biggest bottleneck of Ethereum is not EVM's performance (the size of the Ethereum state storage is), it will soon be as Ethereum TPS goes up." 
 * [EVM opcodes](https://github.com/crytic/evm-opcodes)
+* [Understanding rollups](https://barnabe.substack.com/p/understanding-rollup-economics-from?s=r)