The main unresolved issues are logistical issues, like salary cap structure and trade clauses that would limit team spending.

WSJ: After Negotiations, a Glimmer of Hope in NBA Talks

Ask the wealthy players and owners of the National League Football League, whose economic structure includes a salary cap and heavy revenue sharing, if they feel like socialists.

FORBES: Making Over Major League Baseball

The containment capacity in the new structure, the sealing cap, will draw to two different boats and increase the containment capacity from roughly 15, 000 to between 20, 000 and 30, 000.

WHITEHOUSE: Press Briefing

MasterCard, in a statement provided by a spokesman Thursday, said it recently informed its banks that it will implement a "two-tiered interchange structure" for debit and prepaid cards for issuers affected by the cap and those that are exempt.

WSJ: MasterCard, Visa Seen Raising Fees