plm (version 2.2-5)

cortab: Cross--sectional correlation matrix

Description

Computes the cross--sectional correlation matrix

Usage

cortab(x, grouping, groupnames = NULL, value = "statistic", ...)

Arguments

x

an object of class pseries

grouping

grouping variable,

groupnames

a character vector of group names,

value

to complete

further arguments

Value

A matrix