South Korean Restaurants Hit 70% Cost Threshold 조선일보Lunchflation Pushes Young Koreans to Half-Roll Gimbap, Cheap Coffee Seoul Economic DailySoaring dining costs, wellness culture are reshaping lunch in Korea The Korea TimesThe combined proportion of food and labor costs (prime cost) of general restaurants in Korea exceede.. 매일경제“Even convenience-store gimbap is 4,000 won”…People line up for mala tang, but neighborhood eateries trapped in ‘cheap Korean food’ are disappearing 경향신문