Quantification of the reciprocal Dunford-Pettis property
  We prove in particular that Banach spaces of the form $C_0(\Omega)$, where $\Omega$ is a locally compact space, enjoy a quantitative version of the reciprocal Dunford-Pettis property. 
Ond\v{r}ej F.K. Kalenda and Ji\v{r}\'i Spurn\'y
math.FA