| 2013 | 2012 | ||||
| Beginning of year | $ | 4,581 | $ | 3,718 | |
| Additional investments | 111 | 405 | |||
| Equity in net income of affiliates | 642 | 752 | |||
| Dividends and Distributions received | (318) | (137) | |||
| Currency translation adjustments | 61 | 95 | |||
| Sale of América Móvil shares | (781) | - | |||
| Return of advances to and investments in YP Holdings | (301) | - | |||
| América Móvil equity adjustments | (124) | (260) | |||
| Other adjustments | (11) | 8 | |||
| End of year | $ | 3,860 | $ | 4,581 |