Gretl Empirical Exercise 1 At this point you all should have downloaded and installed Gretl. If you have not yet done so, do this now using the instructions in the syllabus! Getting Started with Gretl Once you have successfully installed Gretl you should have a Gretl icon on your desktop that looks like this: Double-click this icon to open the program, you should see this screen: This is the Gretl main page and it is what you will see every time you open Gretl. 1As you can see, right now it says that no datafile is loaded, so the first thing we need to learn to do is load data into the program. Loading Data into Gretl Let’s first load a sample dataset provided by Gretl. In the toolbar click: file > open data > sample file: The following screen will appear: Be sure the “Gretl” tab is selected on top and then scroll down until you see the file with name “engel” (see screenshot below), double-click on this file name. 2You have now loaded this dataset into memory and will now see this screen: You can see that there are three variables included in this dataset. Gretl automatically generates a constant term (this is useful when we begin to run regressions). Also included is data on annual food expenditures and household income, both of which are measured in Belgian Francs. Now, in order to see what types of values our variables take on we would like to display the data in a table… 3
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