sentences:  The corporate sector remained to expand in Prime minister Benazir Bhutto's government who promoted the nationalization and privatization at once.In 2004, in a programme initiated by Prime minister Shaukat Aziz, the corporate sector further enhanced and matured; it had built a strong and sizeable sector in the financial hubs of the country.Under Aziz, many of along with private sector had been registered in stock exchanges of the country in order to promote business competition in the country.