Types. 1  Non-governmental organizations (NGOs)âtypically considered a part of civil society. 2  Multinational corporations (MNCs)âfor-profit organizations that operate in multiple sovereign states. 3  The International Media.  Violent non-state actorsâArmed groups, including groups such as ISIS or criminal organizations, for example drug cartels.
According to TiqIQ, the average price for all 26 sessions for 2014 U.S.Open tennis tickets is currently $373.82 on the secondary market. Last yearâs average price including all sessions was $316.80, marking a price increase of almost 18% for this yearâs U.S. Open.
Although the main US Open tournament is the best tennis, it's a lot of fun to check out the free Qualifying Tournament (August 19-22) and Practice Day (August 24) before the main event. Arthur Ashe Kids' Day (August 23) is also a great event for children and their families.