Have you heard the one about climate legislation costing every U.S. household $5000? Turns out it's far from the truth, but that didn't stop Heritage from putting the number on its blog.
The median impact on GDP from capping carbon for 2030 of analysis done by independent organizations such as the EIA and EPA is 0.58% (less than two-thirds of one percent). This figure is so small that even the differences between GDP forecasts overwhelm the impact that any of them predicts from a federal climate policy.