November 2011 management briefing: Fibres and yarnsFollowing a period of turmoil over the past year as apparel retailers, brands and manufacturers grappled with soaring cotton costs, this month’s management briefing from just-style looks at the latest fluctuations in the market. Natural fibres and yarns still hold strong, there is talk of a rise in domestic yarn and fibre sourcing in the west, man-made fibres are waiting in the wings, and cotton supplies fuel the struggle between Indian producers and users.