stata - Exponential Stochastic Shock -


i have model presents multicollinearity 2 variables because 1 of them it's proxy. thing thinking add stochastic shock proxy variable avoid that. moment i've been able using gen aux=uniform() creates random variable between 0 , 1, it's uniform distribution , variable doesn't uniform distribution, it's more exponential. wondering if it's possible create negative exponential random variable between 0 , 1.

something this


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