Disney Plus launched last month, along with the Star Wars universe show “The Mandalorian.” The breakout star is The Child, whom the internet has lovingly dubbed Baby Yoda. While the green little guy is huge online, there’s a noticeable lack of merchandise. We look at why the entertainment giant didn’t have the goods in time for the holiday season. Plus: a climate-conscious Christmas, a look back at the year in retail and one state’s efforts to curb traffic congestion.