South African rand due to relatively high-quality counterfeit notes in circulation. In 2011, the South African Reserve Bank issued 100-Rand banknotes which were defective because they lacked fluorescent printing visible under UV light. In June, printing of this denomination was moved from the South African Bank Note Company to Crane Currency's Swedish division (Tumba Bruk), which reportedly produced 80 million 100-Rand notes. The South African Reserve Bank shredded 3.6 million 100-Rand banknotes printed by Crane Currency because they had the same serial numbers as a batch printed by the South African Bank Note Company. In addition, the notes printed in Sweden were not
Currency war their capacity to do so. Ratings are based on the openness of a country's economy, export growth and real effective exchange rate (REER) valuation, as well as the scope a country has to weaken its currency without damaging its economy. , Indonesia, Thailand, Malaysia, Chile and Sweden are the most willing and able to intervene, while the UK and New Zealand are among the least. From March 2013, concerns over further currency war diminished, though in November several journalists and analysts warned of a possible fresh outbreak. The likely principal source of tension appeared to shift once again, this time