Thankfully the RB1 physical discount has narrowed, with some supply demand balance returning to physical markets. This helped FOB RBCT to push back above the $50 mark, although RB3 and lower grades remain more heavily discounted. European power, natural gas and crude prices also enjoyed some strength on the week, with carbon prices moderating from their recent highs. Chinese power demand is weaker, depressing domestic coal prices, although severe flooding on the Yangtze river also means that …