Effects of the unit-based pricing of waste in Slovakia: Spatial panel data models and matching approach

The results are as follows. (1) Unit prices reduce the amount of mixed municipal waste by an average of 22% per capita and the size of the effect depends on the pricing type. (2) Unit-based pricing increases the sorting of plastics by 15% and glass by 9%. On the contrary, no effect on the garden biodegradable or paper waste sorting is found.