Investigation concerned former vice chairmans comments to an analyst.

Underwriters more willing to end lockup agreements early.

End of criminal investigation would clear the way for civil charges.

ECBs purchases may discourage private buyers.

Fortune 500 companies have $187.5 billion of reserves for uncertain tax positions, study shows.

Pink quotas increase demand for women directors in Europe.

Firms are accused of divvying up companies to target for buyouts.

UBS paid $780 mln in fines and penalties to settle tax fraud case after Birkenfeld tipped IRS.