how to use tobit model in r r - tobit what is the tobit model in r do we use tobit model in r tobit model r function what package r does tobit model use tobit model how to use tobit model r tobit model definition tobit model with r does r use latent variable what is the tobit model used in r is tobit model r what is the tobit model used for in r tobit model is not a cumulative function what function in r do marginal effects tobit model in r which tobit model is used by r what model do they use for marginal distribution can we use r tobit model