Political competition, party strategy and communication in the era of social media are growing issues. Due to the increasing social media presence of parties and voters alike, direct communication is more important for party competition. This paper aims to improve the methodological approach...

Political competition, party strategy and communication in the era of social media are growing issues. Due to the increasing social media presence of parties and voters alike, direct communication is more important for party competition. This paper aims to improve the methodological approach...

This paper compares the precision gains from adjusting impact estimates for student-level pretest scores (which can be costly to collect) with the gains associated with using publically available school-level proficiency data (available at low cost), using data from five large-scale randomized...

This brief provides five checklists to help researchers provide complete information describing (1) their study's measures; (2) data collection training and quality; (3) the study's reference population, study sample, and measurement timing; (4) evidence of the reliability and construct validity...

Many NGOs occupy a space between public and private sector organisations, and the papers in this special issue demonstrate that the mechanisms required for effective accountability by these NGOs are usually be different to mechanisms suited to discharging the accountability duties of other forms...