1 One-party system: a system in which a single political party has the right to form the government, usually based on the existing constitution.  Two-party system: a system where two major political parties dominate politics within a government.
These include the North American Soccer League and the USL Pro league, which are considered division two and division three leagues, respectively. Each league sets its own salary for referees. For example, in the 2007 season, the USL Pro League paid referees $150 a game, plus $25 to $80 in travel expenses.he MLS increases the fee of referees in the final stages of the tournament. Referees in the quarter-finals stage received $2,000 a game. Those who referee in the semifinals were paid $2,800, while referees of the MLS Cup earned $3,500.
Average NFL Referee/Official Pay by Year: $188,322. During the regular season, the average salary for all NFL referees and officials is $188,322 in 2016. Thatâs based on a 2012 report from the NFL that sets the average NFL official salary at $173,000 for 2013, rising to $205,000 by 2019.