this study set out to investigate the distribution of the syntactic properties associatedwith the prodrop parameter by persian-speaking l2 learners of english in an attemptto examine the (un)attainability of native-like knowledge and (in)accessibility of ugin adult sla. to do so, 92 participants were assigned into different levels of l2knowledge based on their performances on the oxford placeme...

During the last decade, the stringent pressures from environmental and social requirements have spurred an interest in designing a reverse logistics (RL) network. The success of a logistics system may depend on the decisions of the facilities locations and vehicle routings. The location-routing problem (LRP) simultaneously locates the facilities and designs the travel routes for vehicles among ...

This paper realizes the simultaneous optimization of a vessel’s course and speed for whole voyage within estimated time arrival (ETA), which can ensure is safe energy-saving through proper planning route speed. Firstly, dynamic sea area model with meteorological oceanographic data sets established to delineate navigable prohibited areas; secondly, some are extracted from records previous voyage...

Theresa May’s premiership is widely acknowledged to have been a failure, but political commentators and the scholarly literature have, thus far, tended focus on misuse of her agency. This article argues that presents particularly powerful example need disentangle structure agency when assessing prime ministerial performance. Drawing upon work Stephen Skowronek, it sets out framework evaluating ...