ase to determine whether, in equity and good conscience, the court should proceed without a party whose absence from the litigation is compelled." Provident Tradesmen Bank & Trust Co. v. Patterson, 390 U.S. 102, 109, 88 S. Ct. 733, 737-38, 19 L.Ed.2d 936 (1968). These four factors include "( 1) how pre