Olympic Games profits from the Olympic symbols. The IOC also takes a percentage of all sponsorship and broadcast income. Host cities continue to compete ardently for the right to host the Games, even though there is no certainty that they will earn back their investments. Research has shown that trade is around 30 percent higher for countries that have hosted the Olympics. The Olympic Movement uses symbols to represent the ideals embodied in the Olympic Charter. The Olympic symbol, better known as the Olympic rings, consists of five intertwined rings and represents the unity of the five inhabited continents (Africa, America, Asia,
Olympic medal design for all Olympic medals, including the Summer Games, Winter Games, and Paralympic Games. There has been a greater variety of design for the Winter Games; unlike with the Summer Games, the IOC never mandated one particular design. The medal at the inaugural 1924 Winter Olympics in Chamonix, France did not even feature the Olympic rings. Nike was featured on the medals of the 1932 and 1936 Games but has only appeared on one medal design since then. One regular motif is the use of the snowflake, while laurel leaves and crowns appear on several designs. The Olympic motto "Citius,