rationalize
verb [ I or T ]
(UK usually rationalise) uk/ˈræʃənəlaɪz/ us WORKPLACE, MANAGEMENT
to make a company, way of working, etc. more effective, usually by combining or stopping particular activities, or by employing fewer people:
The economic reforms include abolishing export and import licensing, and rationalizing and reducing import tariffs.
Global economic trends have forced many companies to rationalize their operations.
rationalization
noun [ C or U ] (UK usually rationalisation) /ˌræʃənəlɪˈzeɪʃən/
The rationalization of the tariff structure was aimed at promoting exports of local products.
the reorganization and rationalization of the company's overseas operations