Economic, cultural, and ideological differences were some of the problems unified Germany faced in 1990. Eastern Germany lost a lot of the money during currency conversion. Industrially the east was lacking and did not and could not produce as many products as the west could. Eastern Germany was damaged way more than Western Germany and was repaired at a slower rate than Western Germany. The railroads were not modernized as well as other technologies such as highways, and telephones. Due to the Berlin Wall politically and culturally the Eastern and Western Germans began to do believe and do things differently.
Dutch brought trade goods and took back cargoes of sugar, wine, hides
Russia relied heavily on natural resources to fuel post soviet economic growth mainly by utilizing the massive amount of oil reserves that are spread out within the country, since oil continues to be a highly-demanded entity.
The correct answer is mining. Improved transportation will most likely benefit the mining industry by facilitating the easy movement of mining equipment and mined materials. This is particularly because of the bulky nature of minerals and the equipment that is required in mining operations.