This paper examines how the incumbent issuer-pay credit rating agencies (CRAs) in China adjust their rating strategies as a response to the entry of an independent rating agency, China Bond Rating (CBR), which utilizes a combination of public utility and investor-pay business model. We find that...

R&D is often a highly uncertain venture where experiments achieve successful outcomes on an extraordinarily rare basis. Just one successful product could change the future of a company; the discovery stage can often be an invaluable or disastrous experience. We develop a real R&D option model...

Compound options are options for which the underlying is another option. In other words, a compound option is an option written on an option. In this paper, we present two new approaches to compound option pricing. The first approach relies on Malliavin calculus methods and the Clark-Ocone...

Prior literature mostly finds bond yield spreads to be insufficiently explained by credit risk (the 'credit spread puzzle'). Recently, Feldhütter and Schaefer (2018) and Bai et al. (2020) revived this debate. We utilize the removal of sovereign guarantees for savings banks and state banks in...

Credit spreads are the yields of risky debt securities minus risk-free rates. The finance literature has long argued which share of them is due to credit risk and which share results from other factors. We suggest a novel set of multiple quasi-natural experiments based on government guarantees...