According to hamilton what are implied powers

According to Alexander Hamilton Implied powers would give congress the the power to issue money and regulate trade and a national bank would help the government carry out responsibilities   

An informal structure in a bureaucracy would be something like so-called "office politics". where there's a formal structure set up for the organization, but then an informal subculture as well that has a way of organizing the bureaucracy further. this can be positive because it sets up an added degree of organization, albeit informal, within the bureaucracy.