3 ) i en strengt nødvendig periode , når det er nødvendigt at suspendere investering i værdipapirer og andre finansielle aktiver på grund af ugunstige markedsvilkår ;
( 12 ) Whereas , considering the new portfolio management techniques which have been developed in recent years , it is desirable to permit UCITS to make use of all sorts of derivative instruments for an efficient portfolio management ;