We exploit the 1996 telecommunications deregulation as a quasi-natural experiment to investigate whether incumbents alter debt and capacity tactics when facing new rivals. We find that incumbents increase leverage after deregulation, even when controlling for traditional determinants and market...

Theoretically and empirically, debt and leases have been shown to be both substitutes and complements. To explore the relation, we divide our sample into two subsets: those that exhibit a complementary relation (43% increase debt after increasing leases), and those that exhibit a substitutionary...