Spanish translation: estos dos conjuntos de variables representan ...
Login or register (free and only takes a few minutes) to participate in this question.
You will also have access to many other tools and opportunities designed for those who have language-related jobs (or are passionate about them). Participation is free and the site has a strict confidentiality policy.
Perdón Pasita, pero aquí parece claro "account" es verbo, parte del "account for" (representar, constituir, equivaler). La frase en inglés habría sido más clara como "These two set of variables not only account for XXX, but also for YYY"