Credits to Unsplash: Leo Heng In this Explainer, find out… Why is congestion an issue for Singapore, and how has its ERP system changed? How does the current ERP system work, and what problem is it designed to solve? What are the merits and drawbacks of the new ERP system? Introduction As a land-scarce city-state, Singapore’s road space is both limited and highly contested. Managing traffic congestion is therefore a key policy challenge. The Government has been making use of road pricing as a...