How does the internet affect young people's mental health? We study this question in the context of Italy using administrative data on the universe of cases of mental disorders diagnosed in Italian hospitals between 2001 and 2013, which we combine with information on the availability of...

The COVID-19 pandemic forced schools and universities to transit from traditional class-based teaching to online learning. This paper investigates the impact produced by this shift on students' performance. We use administrative data of four cohorts of students enrolled in an Italian University...

Previous studies have demonstrated a strong negative association between smartphone use and sleep quality. However, the majority of these studies quantified smartphone use with subjective self-reported metrics. In contrast, the current study contributes to the literature by objectively logging...

This paper presents a novel method for estimating the likely welfare effects of competition reforms for both current and new consumers. Using household budget survey data for 2015/16 for Ethiopia and assuming a reform scenario that dilutes the market share of the state-owned monopoly to 45...

This paper investigates the link between product quality and price setting for central processing units (CPUs). Using thousands of price quotes from a popular price-comparison website, we find that market fundamentals, such as the number of sellers, median price, share of convenient prices and...

We examine the impact of household access to the internet on job finding rates in Germany during a period (2006-2009) in which internet access increased rapidly, and job-seekers increased their use of the internet as a search tool. During this period, household access to the internet was almost...

After a decade of correlational research, this study is the first to measure the causal impact of (general) smartphone use on educational performance. To this end, we merge survey data on general smartphone use, exogenous predictors of this use, and other drivers of academic success with the...

Asymmetric information between voters and legislative representatives poses a major challenge to the functioning of representative democracy. We examine whether representatives are more likely to serve long-term campaign donors instead of constituents during times of low media attention to...

Mobile broadband internet is the main technology through which individuals access the internet in developing countries. Understanding the barriers to broadband adoption is thus a priority in designing policies aiming to expand access and close the digital divide across socioeconomic groups and...

This paper analyses the effect of information disseminated by the Internet on voting behavior. We address endogeneity in Internet availability by exploiting regional and technological peculiarities of the preexisting voice telephony network that hinder the roll-out of fixed-line broadband...