I noticed that my script (exporting landing page - either unexpanded or expanded) generate doubled values for cost and conversion values (not sure regarding other metrics, as I export only these). It is exactly double the value reported by Google Ads UI.
function main(){
var report = AdWordsApp.report("SELECT ExpandedFinalUrlString, Cost, ConversionValue FROM LANDING_PAGE_REPORT WHERE Cost > 0 DURING LAST_MONTH");
var d = new Date();
d.setMonth(d.getMonth() - 1);
var dateString = (d.getMonth() + 1) + "-" + d.getFullYear()
spreadsheet.setSpreadsheetLocale('en');
var sheet = createOrGetSheet(spreadsheet,dateString,0);
report.exportToSheet(sheet);
}
function createOrGetSheet(reportSpreadsheet, name, position) {
var sheet = reportSpreadsheet.getSheetByName(name);
if(sheet == null) {
return reportSpreadsheet.insertSheet(name,position);
} else {
return sheet;
}
}