First, under Dokdo there is Gas hydrate that can be the second raw materials for world in succession oil. Many countries want Dokdo because of this reason. Likewise we fought with Dokdo to get the source of promising raw materials. So, it can be the utilization in economic. Second, around Dokdo there is called Golden fish farm. There are many rare fish or seafoods. China wants Dokdo because there are many crabs in the Golden fish farm. Around China crabs are uncommon. It means it can be second reason for economic.
Third, people can see Dokdo on Ulleung island. It means it can be the evidence that Dokdo is our land. In law, it is admited as a territory if they can be seen from another territory.
Last, In 1946 , from the definition of Japan, Japan excluded Dokdo. Another reason, korean police offcers are guarding Dokdo now. It means Dokdo is our territory.
Hence, Dokdo should not be written to Takeshima or Licourt Rocks. If people write Dokdo for different names, it looks like that the writer thinks Korea lower.