Fred takes 1 hours to make a BB, and 1 hour to make a DD and has 8 hours of labor Bamm-Bamm takes 1/2 to make a BB, and 2/3 to make a DD and has 8 hours of labor

Third Assignment Chang . Construct a joint PPF using Fred and Bamm-Bamm Fred retires and is replaced by Pebbles. Pebbles take 2 hours to make BB and 3 hours to make a DD . Sketch the new joint PPF with Pebbles and Bamm-Bamm. Pebbles and Bamm-Bamm refuse to work more than 3 hours a day. . Sketch the new joint PPF with Pebbles and Bamm-Bamm after their new hours