[WIP] Code examples

[luizaandrade]

Chapter 6:

• [ ] How to think about merges
• [ ] Common mistakes
• [ ] Dealing with outliers and missing values
• [ ] Dealing with different levels of observation: iecodebook append
• [ ] Maintaining indicator definition across rounds
• [ ] iecodebook export
• [ ] Write independent analysis scripts
• [ ] Writing easy to read analysis code: add example of how to automatize research decisions through globals or functions
• [ ] Tracking scripts and their outputs: add example of a master script listing inputs and outputs