Hungarian business magnates are shifting operations to smaller projects. This change follows a new government's move to end alleged cronyism. Firms linked to the former ruling party face a more competitive landscape. Some companies may not survive the significant corporate shake-up. Investors anticipate a market-friendly environment under the new premier.

A newly created office with sweeping powers could soon test whether Hungary’s change of government means real accountability for the oligarchs who grew rich under Orbán.

Hungarian business magnates are shifting operations to smaller projects. This change follows a new government's move to end alleged cronyism. Firms linked to the former ruling…