Pauline Hanson's idea to reduce cane toad numbers is fundamentally flawed, both in economic theory and in practice.
An offer that appears beneficial on the surface, but can lead to unintended negative consequences is called a "perverse incentive".
Many US coastal towns are building defenses to protect against rising seas and storms. This can encourage people to stay in place when they should be moving inland.
A perverse funding incentive creates or maintains the dependency of older people livin