Carlos, along with other foreign telcom partners,
also bought Mexico's only phone company, Telmex, in 1990, which is now part of America Movil.
At one of his Mexican telecommunications companies, Telmex, he will allow certain contract workers who are eligible to retire
before they are 50 to continue working a four-day week at full pay.
Slim made a large fortune in the early 1990s when Mexico privatized its telecom industry and
Grupo Carso acquired Telmex from the Mexican government.[16] In 1990
the Grupo Carso was floated as a public company initially in Mexico and then worldwide.[21] Grupo Carso also acquired majority ownership of Porcelanite, a tilemaking company in 1990.
Slim made a large fortune in the early 1990s when Mexico privatized its telecom industry and
Grupo Carso acquired Telmex from the Mexican government.[9] In 1990
the Grupo Carso was floated as a public company initially in Mexico and then worldwide.[19] Grupo Carso also acquired majority ownership of Porcelanite, a tile making company in 1990.