Nothing

```
print.summary.translogRayEst <- function( x, ... ) {
cat( "Estimated Translog ray function with ",
length( x$yNames ), " dependent variables,\n",
length( x$xNames ), " independent variables, and ",
x$nObs, " observations.\n", sep = "" )
printCoefmat( x$coefTable )
cat( "R-squared:", x$r2, " Adjusted R-squared:", x$r2bar, "\n" )
invisible( x )
}
```

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