Bill Heinecke, the Thai-American chairman of Minor International Pcl that runs more than 500 hotels worldwide, wants Thailand to allow hotels to charge international tourists a surcharge of 300 baht (US$8) per room night to fund the industry’s post-Covid-19 pandemic recovery. The additional room rate along with a raft of other proposals, “will help Thailand’s hospitality sector survive this difficult environment of depressed demand and rising costs,” Heinecke wrote in an open letter to Prime Minister Prayut Chan-o-cha. The tourism industry is reeling from high inflation and costs of raw materi…