(73)The principle of home Member State supervision requires that the competent authorities withdraw or refuse to grant authorisation where factors such as the content of programmes of operations, the geographical distribution or the activities actually pursued indicate clearly that a UCITS or an undertaking contributing towards its business activity has opted for the legal system of one Member State for the purpose of evading the stricter standards in force in another Member State within whose territory it pursues or intends to pursue the greater part of its activities.