Explanation: Municipal bonds are issued by state and local governments -- also called municipalities -- to raise money for public works projects like the construction and maintenance of bridges, hospitals, schools and water treatment facilities. A bond issuer (the municipality) sells the bond to the bond holder (the investor).
They may prefer appointment of judges rather than election to avoid having judges who have biases towards cases & people that they judge upon? (Hopefully that helps a little, I hope it isn't confusing)