G.R. No. 118295 May 2‚ 1997 WIGBERTO E. TAÑADA and ANNA DOMINIQUE COSETENG‚ as members of the Philippine Senate and as taxpayers; GREGORIO ANDOLANA and JOKER ARROYO as members of the House of Representatives and as taxpayers; NICANOR P. PERLAS and HORACIO R. MORALES‚ both as taxpayers; CIVIL LIBERTIES UNION‚ NATIONAL ECONOMIC PROTECTIONISM ASSOCIATION‚ CENTER FOR ALTERNATIVE DEVELOPMENT INITIATIVES‚ LIKAS-KAYANG KAUNLARAN FOUNDATION‚ INC.‚ PHILIPPINE RURAL RECONSTRUCTION MOVEMENT‚ DEMOKRATIKONG
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