We study a keyword auction model where bidders have constrained budgets. In the absence of budget constraints, Edelman et al. (Am Econ Rev 97(1):242–259, <CitationRef CitationID="CR3">2007</CitationRef>) and Varian (Int J Ind Organ 25(6):1163–1178, <CitationRef CitationID="CR12">2007</CitationRef>) analyze “locally envy-free equilibrium” or “symmetric Nash equilibrium”...</citationref></citationref>

We investigate 589 production suspension announcements during from 2000 to 2015 in Korea to identify determinants of production suspension, event, operating and financial characteristics. We find that restructuring announcements have negative impact on stock returns while other reasons such as...