A MWE example with the contents of a file that produces the issues would be helpful. For me, a file that contains
id ISO3 log_tariff2005 log_tariff2006
2 ABW .0279394 .0279394
reads correctly.
A MWE example with the contents of a file that produces the issues would be helpful. For me, a file that contains
id ISO3 log_tariff2005 log_tariff2006
2 ABW .0279394 .0279394
reads correctly.