This article talks about how to keep companies from moving to places with fewer rules about carbon emissions. They suggest a way to do this while still encouraging companies to lower their carbon footprint. The idea is to add the amount of emissions released when making something into a trading system that controls emissions. By doing this, companies would have to pay attention to how much carbon their products create. The article gives specific ways to set up and run this system, saying it could work well if done the right way.