This document provides a summary and analysis of transfers that took place during the 2013-2014 summer transfer window in the top European leagues, with a focus on La Liga in Spain. It finds that total spending on transfers by top European clubs reached 2.2 billion euros, the highest amount ever. Real Madrid led spending after acquiring Gareth Bale for 101 million euros. The Premier League maintained its position as having the highest overall spending and net investment, while La Liga generated the most income from player sales but had a negative net investment. The average cost of transfers for the top 10 most expensive players was 53.1 million euros, a new record.