Sentence:  In the contemporary world <WSD>prebendary</WSD> income for officials can be found in all third world countries where public revenues are inadequate to cover salaries at a sufficiently high level to enable bureaucrats to sustain what they regard as a proper standard of living. ... However, in societies where traditional bureaucratic practices are well remembered, and where a “formalistic” dichotomy between what is officially prescribed and what is actually practiced prevails, it is scarcely surprising if the real (<WSD>prebendary</WSD>) income of many, if not most public officials, <!-- [sic] comma placement --> should far exceed their formally prescribed salary levels. 
Meaning of the word marked with <WSD> tags:  Of or relating to official positions that are profitable for the incumbent, to the allocation of such positions, or to a system in which such allocation is prevalent.