RESEARCH ALERT-Randgold Resources: Nomura raises to buy

March 5 (Reuters) - :

* Centamin Plc CEY.L : Nomura raises to buy from neutral; target price to 85p

from 45p

* Polymetal International Plc POLYP.L : Nomura cuts to reduce from neutral;

target price to 550p from 590p

* Randgold Resources Ltd RRS.L : Nomura raises to buy from neutral; target

price to 6000p from 4600p

For a summary of rating actions and price target changes on European companies:

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