We test the effect of the first wave COVID-19 lockdown on quality of air across Italian municipalities. We show that lockdown measures, as expected, reduced outdoor (car transit and workplace) mobility, while increasing (indoor) residential stay. We expect the first effect to contribute to...

Over the last few years, many studies have shown that social networks affect the socioeconomic development. This paper presents evidence, through the Italian microdata representative of the entire Italian population, that the quality and quantity of interpersonal relations of agents can increase...