Can someone recommend me a study on demand forecast (statistical methods like Trend Projectio, Barometric Method, Econometric Method, etc.)?

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Md. Shahidul Islam

You can use inferential econometric methods for forecasting future demand.

Srikanth Potharla

You can try Quadratic function in regression whereever it is relevant as per the underlying theory

Martin Petricek

Hello and thank you all for your help. I appreciate it. Martin

Jorge Eduardo Mendoza Cota

You can use Arima models and then use the results for forecasting dependent variables in Eviews and Stata. Also r VAR model is useful for forecasting multivariate models.