Brazilian Democratic Movement Party or PMDB [Jader BARBALHO, president]; Brazilian Labor Party or PTB [Roberto JEFFERSON]; Brazilian Social Democracy Party or PSDB [Teotonio VILELA Filno]; Brazilian Socialist Party or PSB [Miguel ARRAES, president]; Brazilian Progressive Party or PPB [Paulo Salim MALUF]; Communist Party of Brazil or PCdoB [Sergio Roberto Gomes SOUZA, chairman]; Democratic Labor Party or PDT [Leonel BRIZOLA, president]; Liberal Front Party or PFL [Jorge BORNHAUSEN, president]; Liberal Party or PL [Francisco Teixeira de OLIVEIRA]; Popular Socialist Party or PPS [Ciro GOMEZ, president]; Worker's Party or PT [Jose DIRCEU, president] Political pressure groups and leaders: left wing of the Catholic Church, Landless Worker's Movement, and labor unions allied to leftist Worker's Party are critical of government's social and economic policies