| 2008 | ||
|---|---|---|
| 2 | Lukasz Grzybowski, Pedro Pereira: The complementarity between calls and messages in mobile telephony. Information Economics and Policy 20(3): 279-287 (2008) | |
| 2007 | ||
| 1 | Toker Doganoglu, Lukasz Grzybowski: Estimating network effects in mobile telephony in Germany. Information Economics and Policy 19(1): 65-79 (2007) | |
| 1 | Toker Doganoglu | [1] |
| 2 | Pedro Pereira | [2] |