document: Life after bankruptcy -LSB- telecom carriers -RSB- How comeback telecom carriers are changing industry economics , and why others may have no choice but to follow their lead
doc_bio_tags: O O B O B I O O O B I O O B I O O O O O O O O O O O O O
extractive_keyphrases: telecom carriers industry economics bankruptcy
abstractive_keyphrases: restructured companies debt levels