Debt Dominance Vs Risk-Sharing Ideals: How Sukuk Reshape the Debate

Using a contract-theoretic model, Khan compares two financial arrangements: the Fixed Return Scheme (FRS), which mirrors conventional debt, and the Variable Return Scheme (VRS), which represents profit-and-loss sharing (PLS) contracts such as Mudarabah or Musharakah. His analysis assumes a single lender allocating a fixed pool of funds across many independent projects, with symmetric information and costless observability.