but is there evidence it affected her decision making in her professional role?
yeah but no but - that wd be a reason for resignation ( obviously corrupt) (*)
and THAT is why you should declare an interest and recuse ( oneself) from the decision
BUT knowing how to run industry X may be of value when you are "Minister of production of X" and surrounded by Mandarins who have read classics at uni
(*) and THAT is why a judge has more strict reasons to recuse himself on a case because if he IS actively involved, he has to go, lose pension, fire the servants, sell the (big) house etcc