Higher animal welfare standards increase costs along the supply chain of certified animal-friendly products (AFP). Since the market outcome of certified AFP depends on consumer confidence toward supply chain operators complying with these standards, the role of trust in consumer...

We characterize the dispersion of grocery prices in France based on a large original data set of prices in more than 1500 supermarkets. On average across products, the 90th percentile of relative prices is 17 percentage points higher than the 10th and the mean absolute deviation from quarterly...