Coelho, Carlos A.2021-05-112021-05-112020978-954-23- 1892-7PURE: 28435641PURE UUID: e263c0f6-6c27-4edb-8e53-816395d5e24cORCID: /0000-0002-5628-0625/work/93605901http://hdl.handle.net/10362/117478In this short report the author tries to introduce in simple terms some Multivariate Analysis techniques and show their usefulness in the analysis of econometric data, namely in studies which aim at studying and comparing different regions inside a given country.669778engbook part