Austria and the Netherlands, both rated AAA, and Slovenia and Slovakia will probably pursue collateral arrangements after the northernmost euro member was able to strike an agreement with Greece this week, the countries said today. “It always was our position in the council that if there is a collateral setup, Austria will participate,†Harald Waiglein, a spokesman for Austria’s Finance Ministry, said in a telephone interview from Vienna. The Netherlands “will demand collateral, just like Austria,†Finance Ministry spokesman Niels Redeker said by phone from The Hague today.