Panel Models

class Panel_FE_Error:
    def __init__(self, y, x, w, epsilon=0.0000001, hard_bound=False, vm=False,
                 name_y=None, name_x=None, name_w=None, name_ds=None, 
                 latex=False):
        """
        Fixed effects panel spatial error model.
        
        Parameters:
        - y (array): Dependent variable (stacked by time periods)
        - x (array): Independent variables
        - w (sparse matrix): Spatial weights matrix
        """

class Panel_FE_Lag:
    def __init__(self, y, x, w, epsilon=0.0000001, hard_bound=False, vm=False,
                 name_y=None, name_x=None, name_w=None, name_ds=None,
                 latex=False):
        """Fixed effects panel spatial lag model."""

class Panel_RE_Error:
    def __init__(self, y, x, w, epsilon=0.0000001, hard_bound=False, vm=False,
                 name_y=None, name_x=None, name_w=None, name_ds=None,
                 latex=False):
        """Random effects panel spatial error model."""

class Panel_RE_Lag:
    def __init__(self, y, x, w, epsilon=0.0000001, hard_bound=False, vm=False,
                 name_y=None, name_x=None, name_w=None, name_ds=None,
                 latex=False):
        """Random effects panel spatial lag model."""