Background: Although routine measurements are taken at birth, the derivable benefits from their interpretations have not been maximized in care of newborn. 
 Aim: To determine relationship between placental weight (PW) maternal biosocial characteristics, birth (BW) and placental-to-birth-weight ratio (PBWR) on immediate follow up newborn.
 Methods: A cross-sectional study involving pa...

In this paper, we investigate an optimization problem related to super-replicating strategies for European-type call options written on a weighted sum of asset prices, following the initial approach in Chen et al. (2008). Three issues are investigated. The first issue is the (non-)uniqueness of the optimal solution. The second issue is the generalization to an optimization problem where the wei...