1.   Many corporations have required nonunion employees to arbitrate discrimination claims.

2.   That decision conflicts with a ruling by another federal appeals court in Richmond, Virginia, which says workers must arbitrate discrimination claims when a union contract requires it.

3.   The Securities and Exchange Commission said Tuesday that brokerage industry employees would no longer be required to arbitrate claims of employment discrimination before industry panels.

4.   The United Nations intends to set up an independent tribunal in the next few months to arbitrate claims.