Group 1 - The financial sector experienced a relative strength lag starting in the second half of the year, but showed significant improvement towards the end of the year due to various factors [1] - An M&A boom, a strong year for IPOs, intense corporate debt underwriting, and favorable interest rate trends contributed to the financial sector's recent performance [1] Group 2 - The article emphasizes the importance of creating engaging and educational financial content that is accessible to everyday investors [1] - The author highlights the use of empirical data and charts to communicate financial narratives effectively [1]