When people imagine North Korea, one of the first images that pops into one’s mind is that of streets full of propaganda posters. An ongoing exhibition in Seoul, though, compares real North Korean posters and South Korean governmental and commercial posters.

The exhibition, entitled “Republic of Korea, embrace North Korean posters,” shows more than 70 posters from North Korea for the first time, donated by Baek Geum-nam, honorary professor of Sungkyunkwan University.shows. That was the biggest investment in the industry’s history and a 20 percent jump from the last presidential election cycle in 2012.

No single proposal has emerged as a clear winner in the bid to lower prices. Mr. Trump has sent conflicting signals: On one hand, he has accused the industry of “price fixing” and has said the government should be allowed to negotiate the price of drugs covered by Medicare. At other times, he has talked about rolling back regulations and named an industry-friendly former congressman, Tom Price, to head the Department of Health and Human Services, and a former pharmaceutical consultant, Scott Gottlieb, to lead the Food and Drug Administration.

Members of Congress have put forward a grab-bag of options, each of which would help or hurt