A more recent publication is available:
Bosnia and Herzegovina: Overview of corruption and anti-corruption (U4 Helpdesk Answer 2018:2)
While a number of legislative and institutional reforms have already been undertaken in Bosnia and Herzegovina, enforcement of anti-corruption regulations remains to a large extent ineffective. Lack of firm political will to fight the phenomenon remains one of the key obstacles to more successful action.
(You may also be interested in How Bosnia’s Political Economy Holds It Back And What to Do About It (Blagovcanin, S. and Divjak, B. (U4 Director), August 2015)
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