In response, nearly one-quarter of employers plan to make changes to their automatic feature in 2012, including an automatic contribution escalation feature and increasing the initial default rate.

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The details of the partnership, which also include a five million contribution from the apparel giant, Under Armour, were the follow-up after an initial announcement of the partnership over the Super Bowl weekend last month in New Orleans.

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In addition, Silver Bay has entered into contribution and merger agreements through which it will acquire, concurrent with the closing of the offering, an initial portfolio of more than 3, 100 single-family residential properties through entities associated with Two Harbors Investment, a publicly traded REIT (TWO), and Provident Real Estate Advisors LLC, a private capital management firm, in exchange for equity interests in Silver Bay or its operating subsidiary, or cash.

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