noun
conservative policy; regressive policy
A formal term for a policy that is passive, backward-looking, or resistant to change. Often used in political or economic commentary.
その政府の退嬰政策は経済成長を妨げた。
The government's conservative policy hindered economic growth.
退嬰政策から脱却し、改革を進めるべきだ。
We should break away from regressive policies and promote reform.
Compound of 退嬰 (たいえい, 'retreat, regression') and 政策 (せいさく, 'policy'). The exact historical derivation is uncertain, but the term is used in modern formal contexts.