Authoritarian regimes are also sometimes subcategorized by whether they are personalistic or populist. Personalistic authoritarian regimes are characterized by arbitrary rule and authority exercised mainly through patronage networks and coercion rather than through institutitions and formal rules..
Common causes of conductive hearing loss include: 1  Cerumen (earwax) or foreign body in the external auditory canal. 2  Otitis externa, infection or irritation of the outer ear.  Exostoses, abnormal growth of bone within the ear canal.
There are 2 basic types of hearing loss, which are called conductive and sensorineural. 1  Conductive causes: Conductive hearing losses result from physical problems with the movement of the sound wave through the ear. 2  A simple example is blockage of the ear canal.