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.
Sometimes the ear drum is unable to vibrate sound properly. Conductive hearing loss can also be a result of fluid in the ear, congenital defects, a foreign body stuck in the ear, or even excess ear wax. Conductive hearing loss is often reversible.