Presentación

The number 1 edition of volume XXII of the year 2021, eight research articles, five review articles and one corresponding to the special section, university life. The first research article RELATION BETWEEN THE ENVIRONMENTAL ATTITUDE AND THE PURCHASE OF SOCIALLY RESPONSIBLE PRODUCTS IN THE CONSUMERS OF MEDELLÍN, COLOMBIA, written by Diana María López Celis of the Konrad Lorenz University and Mónica Eugenia Peñalosa Otero of the Jorge Tadeo Lozano University, address the responsible consumption issue and its relationship with the environment. The research was carried out in the city of Medellín - Colombia and 390 people over 18 years of age were surveyed. Data analysis was carried out, the results of which yielded interesting aspects such as a change in people's buying behavior, with a view to preserving the environment. In second place is the article EFFECTS OF THE FEATURES OF VIDEOS ON YOUTUBE THAT INCREASE THEIR POPULARITY: AN EMPIRICAL ANALYSIS by Carlos Fernando Osorio Andrade, Augusto Rodríguez Orejuela, Fernando Moreno Betancourt, professors at the Universidad del Valle, make an immersion in the world of multimedia platforms and use YouTube as a source of information to analyse the effect of some aspects such as: the strategy of the message, the consistency of the brand and the technical characteristics of the video on the popularity or download of videos corresponding to 4 cell phone companies , specifically Tigo, Movistar, Claro , Avantel. Third, in the article TYPOLOGIES OF POVERTY IN CALI: AN ANALYSIS BASED ON SISBEN, written by María Isabel Caicedo Hurtado and María Castillo Valencia of the Universidad del Valle in Colombia, a comparative study of the poverty conditions of the people surveyed by the Identification System of Potential Beneficiaries of Social Programs (SISBEN) for 2009 and 2019. This information is used to estimate the different types of poverty, based on the monetary poverty line and basic needs dissatisfied households in the city of Cali. The conclusions are very interesting in that there is evidence of an impoverishment of the people who enter the SISBEN and the inclusion of the poor in communes or neighborhoods of the city that had not previously been registered. In the fourth article ANALYSIS OF VENEZUELAN MIGRATION IN THE CITY OF PASTO: CHARACTERISTICS AND PERCEPTIONS OF MIGRANTS written by Bayron Paz Noguera; Oscar Alpala Ramos; Evelyn Villota Vivas, presents a socioeconomic characterization of the Venezuelan migrants who a