Merging Values Vertically and Creating Additional Index in Multi-Indexed Dataframes

Pandas Sort Multiindex by Group Sum in Descending Order Without Hardcoding Years

Creating Multi-Index Columns in a Pandas DataFrame: A Powerful yet Challenging Feature

Creating a MultiLevel Index with Python Pandas: A Comprehensive Guide

Performing Multiple Independent Transformations and Creating a New DataFrame with Multi-Index in Pandas

Selecting Rows Based on MultiIndex Comparison in Pandas DataFrames

Selecting Rows in a MultiIndex DataFrame by Index Without Losing Any Levels

Mastering Pandas Multi-Index Columns: Inverting Levels and Handling Missing Values

Querying MultiIndex DataFrames in Pandas: A Step-by-Step Guide