Where poorer people were unable to use up their carbon emissions allocation or “rights,” richer people could buy these “rights” from the poor.

Another ideologue thinking they are going to help people with this idea. What actually happens is that people will do anything for money when they are desperate enough ... like poor people selling their kidneys. I means everyone is born with two of them right? So no problem. /s

https://www.theguardian.com/world/2007/feb/18/india.theobserver

Also:

the law will empower the executive to progressively [reduce] the budget every year