By George Korenko and Matthew Milner, Edgeworth Economics LLC (April 27, 2017, 12:22 PM EDT) -- In antitrust litigation, economic experts rely on transactional sales data to study class certification issues, assess liability and calculate economic damages. Collecting these data, understanding how to interpret them and assembling them into a structure amenable to expert analysis is critical in formulating and testing empirical models and evidence. However, company data are often voluminous in size and spread across corporate entities and electronic systems around the world, making their collection and assessment complex. Efficient and effective collection and preparation of these data for analysis in litigation requires careful thought and planning. Throughout this process, attorneys and experts should work with their clients to address the following questions about transactional data:...