Xu, X., Liang, Y.- jin and Song, S.- lin 2018. What drives mergers & acquisitions waves of listed companies of the ChiNext market? IPO over-financing or stock overvaluation. Technological and Economic Development of Economy. 24, 4 (Aug. 2018), 1499-1532. DOI:https://doi.org/10.3846/tede.2018.3762.