# marketing

Preparation In textbooks, calculations are mainly performed by Excel functions. Although Excel has an excellent GUI, it does not have enough API libraries to connect to external web systems or data analysis tools. Therefore, we will use Python to perform the same calculations as in the textbook. Here are the preparations for this.
github The jupyter notebook file on github is here . google colaboratory If you want to run it on google colaboratory here Author’s environment This is the author’s environment.
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Preparation In textbooks, calculations are mainly performed by Excel functions. Although Excel has an excellent GUI, it does not have enough API libraries to connect to external web systems or data analysis tools. Therefore, we will use Python to perform the same calculations as in the textbook. Here are the preparations for this.
github The jupyter notebook file on github is here . google colaboratory If you want to run it on google colaboratory here Author’s environment This is the author’s environment.
…

Repeat Buying Model In this chapter, the following papers will be explained. More papers will be added as needed.
Repeat-Buying Dr. Ehrenberg’s famous paper “Repeat-Buying” is one of the most cited papers in “Strategic Theory of Stochastic Trials”. Also, it is no exaggeration to say that all the mathematical backgrounds that have been established in this website are cited from this paper. In this chapter, we will focus on opening the parts necessary to understand the “Strategic Theory of Stochastic Trials”.
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