R Under development (unstable) (2024-10-16 r87241 ucrt) -- "Unsuffered Consequences"
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> 
> require(OneStep)
Loading required package: OneStep
Loading required package: fitdistrplus
Loading required package: MASS
Loading required package: survival
Loading required package: numDeriv
Loading required package: parallel
Loading required package: extraDistr
> require(actuar)
Loading required package: actuar

Attaching package: 'actuar'

The following objects are masked from 'package:extraDistr':

    dgumbel, dinvgamma, dpareto, pgumbel, pinvgamma, ppareto, qgumbel,
    qinvgamma, qpareto, rgumbel, rinvgamma, rpareto

The following objects are masked from 'package:stats':

    sd, var

The following object is masked from 'package:grDevices':

    cm

> 
> n <- 1e3
> 
> ####   G1 <- c("norm", "exp", "lnorm", "invgauss", "pois", "geom") # Distributions for which the explicit MLE is returned ####   
> 
> x <- rexp(n)
> benchonestep(x, "exp", c("mme", "mle")) 
         mme     mle
rate 1.05823 1.05823
time 0.00000 0.02000
> benchonestep(x, "exp", c("mm", "one")) 
         mme onestep
rate 1.05823 1.05823
time 0.00000 0.00000
> 
> 
> ####   G3 <- c("gamma", "beta", "nbinom") # Distributions with a default MME initial guess estimator ####   
> 
> x <- rbeta(n, 3, 2)
> benchonestep(x, "beta", c("mme", "mle")) 
            mme      mle
shape1 2.971650 2.945404
shape2 1.897694 1.874304
time   0.000000 0.030000
> benchonestep(x, "beta", c("mle", "one")) 
            mle  onestep
shape1 2.945404 2.945049
shape2 1.874304 1.874045
time   0.030000 0.010000
> 
> proc.time()
   user  system elapsed 
   1.59    0.28    1.85