An introduction to package exams - Part of my job as a researcher and teacher is to periodically apply and grade exams in my classroom. Being constantly in the shoes of an examiner, you soon quickly realize that students are cleve... [Read more...]

Using package GetHFData - Recently, Bovespa, the Brazilian financial exchange company, allowed external access to its ftp site. In this address one can find several information regarding the Brazilian financial system, including d... [Read more...]

Using package predatory - The recent rise of publications in predatory journals is a big issue in the academic community and it hurts the development of science. This is especially true for developing countries such as Brazil, whe... [Read more...]

A comparison between using a loop, function by and the package dplyr - One of the first examples about using linear regression models in finance is the calculation of betas, the so called market model. Coefficient beta is a measur... [Read more...]

Using package BatchGetSymbols - One of the great things of working in finance is that financial datasets are freely available from sources such as Google and Yahoo Finance. This is an excelent feature for building up to date conte... [Read more...]

A little bit about me and this blog - Hello everyone! This is the first (ever) post for a new blog about Finance and R. My name is Marcelo Perlin and my day job is assistant professor of Finance in Federal University of Rio Gran... [Read more...]