. . . "ing its 525,000 members to invest in an annuity sold by the Dutch insurance giant.The National Education Assn., the largest teachers union in the country with 2.7 million members, collected nearly $50 million in royalties in 2004 on the sale of annuities, life insurance and other financial products it endorses.Teachers unions across the country ??? including those in Las Vegas and San Diego and st" .