In Ass'n of Data Processing Service Organizations, Inc. v. Camp, 397 U.S. 150, 90 S.Ct. 827, 25 L.Ed.2d 184 (1970), the Supreme Court announced a two-part test for standing to challenge administrative action: first, "whether the plaintiff alleges that the challenged action has caused him injury in fact, economic or otherwise," id. at 152, 90 S.Ct. at 829; and, second, "whether the interest sought to be protected by the complainant is arguably within the zone of interests to be protected or regulated by the statute or constitutional guarantee in question," id. 397 U.S. at 153, 90 S.Ct. at 830.