The following article has the purpose to estimate the effect of country and time on the attractiveness of retail. To achieve this, a database Global Retail Development Index from 2004 to 2019 is used. This index was made by AT Kearney, UK consulting firm. The final Index judges the attractiveness score for each country and each year; and the attractiveness position of the country are obtained. This index includes four principals: Temporary pressure, Market Saturation, Attractiveness, Country Risk. The index and their components punctuation change in economic, social and political basis. Therefore, the effect of the temporal variable over scores is identified using categorical linear regression models by: Country and Year. This effect over score components was estimated. It is found that from 2004 to 2019 the variable time has decreased its explanation power and country variable has increased it.