In the 1950s, the funds used by the Cojuangcos to purchase Hacienda Luisita which was then owned by Spanish businessmen were sourced from the Government Service Insurance System and loans from a number of US banks, all of which were guaranteed by the Philippine government.
Matatandaang noong dekada 1950, ang perang ginamit sa pagbili ng Hacienda Luisita na noo'y pagmamay-ari ng mga Espanyol ay mula sa pautang ng Government Service Insurance System at ilang bangko ng US na ginarantiyahan ng gubyerno ng Pilipinas.