During the past 20 years, mobile services have changed so much in our lives – from ordering a taxi, eating out, or simply the way that we communicate with one another. Relatively speaking, banks have lagged behind this digital progress, but it seems like this is now changing.
A part of the curriculum of the Econometrics & Mathematical Economics master’s degree given in the VU University Amsterdam is the course Time Series Econometrics. In this course, students are taught how to analyze time series with the aid of ‘state-space models’, on the assumption that observations over time (such as the content of the Nile, for example) are driven by non-observed factors.
Risk management and treasury specialists are using diverse models on a daily basis to manage various risks. It is easy to forget about the risk that is implied in using the model itself. What we refer to as ‘model risk’ can arise due to misuse of the model, incorrect model choices or inappropriate model use.
In April 2018, The Economist wrote about the sharp increase of methane in the atmosphere during the past 10 years. This increase is worrying because, like carbon dioxide, methane retains heat and contributes to the heating of the earth. Scientists don’t agree on the cause of the increase either.