From 48daec92ade979a7d454e1bca8ea2a0de5478eae Mon Sep 17 00:00:00 2001
From: jrothbaumcensus <32177137+jrothbaumcensus@users.noreply.github.com>
Date: Fri, 10 Aug 2018 08:41:32 -0400
Subject: [PATCH] Update rounding_4sigdig.do

Log of existing code and fix

Log of code as before and with fix:

. gen test = -123456

. replace test = round(test,10^(floor(log10(test))-3))
(10 real changes made, 10 to missing)

. sum test

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
        test |          0

.
. replace test = -123456
(10 real changes made)

. replace test = round(test,10^(floor(log10(abs(test)))-3))
(10 real changes made)

. sum test

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
        test |  10     -123500           0    -123500    -123500
---
 stata/rounding_4sigdig.do | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/stata/rounding_4sigdig.do b/stata/rounding_4sigdig.do
index 23f572d..3debad5 100644
--- a/stata/rounding_4sigdig.do
+++ b/stata/rounding_4sigdig.do
@@ -20,7 +20,7 @@
 foreach var in "`1'" "`2'" "`3'" "`4'" "`5'" "`6'" "`7'" "`8'" "`9'" {
 if "`var'"=="" exit
 
-replace `var' = round(`var',10^(floor(log10(`var'))-3))
+replace `var' = round(`var',10^(floor(log10(abs(`var')))-3))
 
 }