Which of the following is an example of a 'default option' nudge for promoting green energy?
- Requiring customers to actively opt-in for renewable energy
- Automatically enrolling customers in green energy plans with an option to opt-out
- Banning non-renewable energy options
- Providing no information about energy sources
Answer: Automatically enrolling customers in green energy plans with an option to opt-out
Default effects leverage inertia; making sustainable choices the default significantly increases adoption while preserving individual choice to switch.