MAP20120054042 Peng, Xiaofan Optimal dividend and equity issuance problem with proportional and fixed transaction costs / Xiaofan Peng, Mi Chen, Junyi Guo En: Insurance : mathematics and economics. - Oxford : Elsevier, 1990- = ISSN 0167-6687. - 05/11/2012 Volumen 51 Número 3 - noviembre 2012 I. Título.