See the case of Zacatecas under a corrupt nepotist PRD system that lasted 12 years, or Chiapas to this day.
From the economist.com
He was an unblushing nepotist, nor was he afraid to practise gross fraud when occasion called for it.
From the en.wikipedia.org
Wonderful idea, now unpaid internships gained though nepotist connections will give extra credit to the children of the establishment as they bumble through triple price uni.
From the guardian.co.uk
More examples
A powerful person who shows favoritism to relatives or close friends
Nepotism is favoritism granted to relatives or friends, with no regard to merit.Modern Language Association (MLA):"nepotism." The American Heritage New Dictionary of Cultural Literacy, Third Edition. Houghton Mifflin Company, 2005. 10 Aug. 2009. . ...
One who practices or engages in nepotism
(nepotistic) Of or pertaining to nepotism; favoring relatives because of their relationship rather than their abilities