There are no obvious structural reasons why terrestrial mammals could not be as large as the giant dinosaurs, so other factors must be at work. (discovermagazine.com)
A number of structural reasons — for example, different accounting conventions — can explain why a particular valuation ratio indicates different relative valuation levels from one market to another. (researchaffiliates.com)
Oftentimes there will be a short term structural reason for the cheapness - a special situation such as a merger, a spin - off, a debt issue or significant complexity or uncertainty etc - that is creating an opportunity. (mastersinvest.com)