Calculating the marginal likelihood of paircopula().
marg.likelihood(penden.env,pen.likelihood,temp=FALSE)Containing all information, environment of paircopula().
Actual penalized likelihood for calculation, temporary or not.
Default=FALSE, indicating if temporary values throughout iteration are calculated.
Marginal log-likelihood, saved in the environment
Estimating Non-Simplified Vine Copulas Using Penalized Splines, Schellhase, C. and Spanhel, F. (2017), Statistics and Computing.