buy-in

Từ điển Oxford Advanced Learner 8th

ˈbuy-in 8 [buy-in buy-ins] BrE NAmE noun uncountable (business)
the fact of accepting a policy or change because you agree with it
•If you want to make major changes you need buy-in from everyone in the organization.
•You need to win people's buy-in.
see also buy into sth at ↑buy _v.