In a thorough study of binomial trees, Joshi introduced the split tree as a two-phase binomial tree designed to minimize oscillations, and demonstrated empirically its outstanding performance when applied to pricing American put options. Here we introduce a "flexible" version of Joshi's tree,...

Risk neutral densities recovered from option prices can be used to infer market participants expectations of future stock returns and are a vital tool for pricing illiquid exotic options. Although there is a broad literature on the subject, most studies do not address the likelihood of default....

In a thorough study of binomial trees, Joshi introduced the split tree as a two-phase binomial tree designed to minimize oscillations, and demonstrated empirically its outstanding performance when applied to pricing American put options. Here we introduce a "flexible" version of Joshi's tree,...

The automotive sector is the largest industrial R&D investor in the EU. The present note assesses which parts of the sector's research efforts are dedicated towards the development of low-carbon vehicle technologies. The results indicate that relevant companies invest significant amounts in the...