Two parties sign a contract but before they fully perform they modify the contract. Should courts enforce the modified agreement? The modification may enable efficient trade in response to changed circumstances, or one party may have made an efficient relationship-specific investment and then...

Two parties sign a contract but before they fully perform they modify the contract. Should courts enforce the modified agreement? The modification may enable efficient trade in response to changed circumstances, or one party may have made an efficient relationship-specific investment and then...

A basic problem in contracting is holdup: after one party has made relationship-specific investments, the other party refuses to perform unless the first one offers better terms than the original contract. Such renegotiation deters relationship-specific investments and reduces the value of trade...

Blockchain front-running involves multiple agents, other than the legitimate agent, claiming a payment from performing a contract. It arises because of the public nature of blockchain transactions and potential network congestion. This paper notes that disputes over payments are similar to...

Blockchain front-running involves multiple agents, other than the legitimate agent, claiming a payment from performing a contract. It arises because of the public nature of blockchain transactions and potential network congestion. This paper notes that disputes over payments are similar to...

Blockchain consensus is a state whereby each node in a network agrees on the current state of the blockchain. Existing protocols achieve consensus via a contest or voting procedure to select one node as a dictator to propose new blocks. However, this procedure can still lead to potential attacks...

Blockchain consensus is a state whereby each node in a network agrees on the current state of the blockchain. Existing protocols achieve consensus via a contest or voting procedure to select one node as a dictator to propose new blocks. However, this procedure can still lead to potential attacks...