All functions

beta_function()

The beta function used in he EM algorithm

c_function()

The comsumption function used in the EM algorithm

EM()

Wrapper to iterate E and M steps.

power_u()

Power utility

qp_weights_do()

portfolio quadratic programming

round_EM()

The iteration fucntion used in the EM algorithm

sim_simple()

Return Simulation from multivariate normal distribution

value_varmean()

The Variance-Mean value function used in the EM algorithm

weights_qp() weights_lasso()

Additional portfolio selection weights method: LASSO, qp

weights_lm()

Finding weights that minimise variance of return using linear regression