A Horvitz-Thompson predictor is proposed for spatial sampling when the characteristic of interest is modeled as a random field. Optimal sampling designs are deduced under this context. Fixed and variable sample size are considered.

On 26-27 June 2008, the BIS held its Seventh Annual Conference on "Whither monetary policy? Monetary policy challenges in the decade ahead" in Luzern, Switzerland. The event brought together senior representatives of central banks and academic institutions to exchange views on this topic. BIS...

Market-makers serve a crucial role in financial markets by providing liquidity to facilitate market efficiency and functioning. This report - prepared by a Study Group chaired by Denis Beau (Bank of France) - assesses changes in the supply of and demand for market-making services as well as...