Investor-state arbitration (ISA), also known as Investor-State Dispute Settlement (ISDS), by which a foreign investor is entitled to sue a state for damages resulting from the alleged violation of an applicable bilateral investment treaty or an investment chapter in a regional trade agreement, has come under scrutiny in many parts of the world.

The papers prepared for this conference by leading experts from a number of developed democracies review the experience of ISA within each of these jurisdictions with a view to understanding the debates that have occurred in each one.