to be an authority on a subject
                        
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                        to be entitled to do sth
                        
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                        to have something under one's umbrella
                        
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                        to be entitled to draw a pension
                        
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                        to be authorized to sign
                        
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                        to be duly authorized to negotiate
                        
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                        to have jurisdiction to give preliminary rulings
                        
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                        to be recognized to practise before the patent office
                        
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                        to be invested with full authority
                        
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                        to have absolute power
                        
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