Assume that the union wage already exceeds the market-clearing wage. If the union wage is increased, holding other factors constant, then the number unemployed and the number employed .

Increases; decreases  

Explanation:

Union Wages are the wages that exceed the non-union members' wages. This is the most research topic in economic especially in the economy of labor. The benefits and the wages specially targeted the larger firms and these firms are concentrated on an industry.

The benefits are probable, protection of the worker and the productivity of the workers. The other benefits of union wages are to bargain the wages and the hours. The union wages try to reduce the differences between the wages and the incomes of people.

c: in the east might be the correct answer

the correct answer is the following is a list of inventions made in the medieval islamic world, especially during the "islamic golden age" (8th to 13th centuries),[1][2] as well as the late medieval period, especially in the emirate of granada and the ottoman empire.

science and technology in the islamic world adopted and preserved knowledge and technologies from contemporary and earlier civilizations, including persia, india, china, and greece-roman antiquity, while making a number of improvements and innovations.