Characterization of varieties of Fano type via singularities of Cox   rings
  We show that every Mori dream space of globally $F$-regular type is of Fano type. As an application, we give a characterization of varieties of Fano type in terms of the singularities of their Cox rings. 
Yoshinori Gongyo, Shinnosuke Okawa, Akiyoshi Sannai, Shunsuke Takagi
math.AG math.AC