It is well documented that brands that increase advertising during a recession, when competitors are cutting back, can improve market share and return on investment at lower cost than during good economic times.
The Arraigument, Tryal, and Condemnation, of Capt. John Quelch, and Others of his Company, &c. For Sundry Piracies, Robberies, and Murder, Committed ... Majesty's Allie, on the Coast of Brasil, &c.