Dining table step one merchandise pushes from destination having certain sibship pairings m we j k l f , 2005 ** = ? i j k-l 2005 ? Meters j l 1985 F i k 1985 + M j l 1985 . The initial allows us to answer the newest counterfactual matter, What might ladies' (or men's room) age- and you can sibship updates–specific s if the matrimony business composition (in terms of sibship updates) altered if you find...