In Western Europe, under the Toleranz Patent
, Jews enjoyed some autonomy. Then, during the post–French Revolution period,
Napoleon
was also tolerant toward the Jews.

map scale refers to the relationship (or ratio) between distance on a map and the corresponding distance on the ground. for example, on a 1: 100000 scale map, 1cm on the map equals 1km on the ground.

less available tax revenue

this basically means that when they get money from taxes wirth having a lower gdp they get less then what others have with a higher gdp