The citril finch ( Serinus citrinella ) is a Cardueline finch restricted to the high mountains of western Europe. Since 1991 we have captured-recaptured about 6000 birds in two contrasting subpopulations located on the same mountain but separated by 5 km in distance. Citril finches, at the...

This paper studies the organization of the internal labour market of postal services in Spain from 1890 to 1935. The paper discusses the evolution of total employment in relation to postal traffic and average nominal and real wages. The paper then analyses the operation of the internal labour...

This paper analyses rural conflict in one of the most volatile areas of interwar Europe, the latifundia regions of the South of Spain. The historical and economics literature argues that rural conflict was a bottom-up, spontaneous response of landless peasants to unemployment, bad harvests, land...

This paper studies the way workers and firms behaved in a highly cyclical sector such as the cotton textile industry, which encompassed 1/5 of the Catalan industrial workforce in the early 20th century. Using firm level evidence from the late 19th and early 20th centuries, the paper shows that,...

The natural resource curse hypothesis predicts that natural resource windfalls can reduce the long run level of income per capita by crowding out manufacturing, slowing down the accumulation of human capital, damaging institutions and increasing inequality. This paper explores some of the...