Changes in version 0.2.2                        

NEW FEATURES

    o   Fixes bug in S matrix.

                        Changes in version 0.2.0                        

NEW FEATURES

    o   Includes prediction function for GMM, LGMM, and RIS estimators.

    o   Includes the argument fastmom argument in sbinaryGMM function
	which speed up the computation time.

    o   New functionalities for computing marginal effects.

    o   Fixed a bug in the gradient of GMM models.

    o   atmeans argument for marginal effects is deprecated.

    o   Fixed overflow in the S matrix.

    o   Improved documentation.

                        Changes in version 0.1.4                        

NEW FEATURES

    o   Includes RIS estimator with numerical gradient and marginal
	effects.

                 Changes in version 0.1.3 (2023-10-11)                  

NEW FEATURES

    o   Includes citation for JSS paper.

                 Changes in version 0.1.2 (2023-09-22)                  

NEW FEATURES

    o   Improved documentation.

    o   Fixed bug with impacts.

                 Changes in version 0.1.1 (2022-05-09)                  

NEW FEATURES

    o   Fixed bug with constrained optimization (JSS).

    o   Fixed minor bugs with controls for maxLik.

    o   Improved documentation.

    o   Added impacts() function for marginal effects.

    o   Added tol.solve for solve function.