Prior distributions
d_thetas_prior(x, ...)
d_lambda_prior(x, direction = 1, ...)
d_psisq_prior(x, ...)
d_gamma_prior(x, ...)
r_thetas_prior(n, ...)
r_lambda_prior(n, ...)
r_psisq_prior(n, ...)
r_gamma_prior(n, ...)
vector of quantiles
additional arguments
integer for positively and negatively keyed items
number of observations for the simulation