The organized crime strategic plan of the New Jersey District elaborates on this :
In the universe of organized criminal groups, the racketeering activities of the LCN [La Cosa Nostral] are the most protracted and sustained, the most impacted and entrenched, the most expensive and profitable, the most corrosive and deleterious to legitimate sectors of society, the most insinuating and subversive to government, the most resistant to enforcement efforts generally, and the most resilient in the aftermath of any single enforcement effort