Consequently, for 2010 and 201I data using RAS were collected and for 2011 and 2012 data using IFRS reporting were extracted. In order to detect earning smoothing, three techniques are identified in the main literature, the first one measures the variability of net income upon total assets (ANI), It is considered that higher the variance of ANI the lower value of earnings smoothing are. Due to this aspect, the variability of net income was regressed upon other factors than those of financial reporting as its value can be also influenced by them