HONG KONG/FRANKFURT, March 9 (Reuters) - (This March 9 story has been corrected to clarify that the cheapest seat available on Korean Air was first class, in paragraph 8) Airline stocks were hammered ...

Abstract: Flight delay is one of the most severe problems faced by the aviation industry, and its excessive impact on air transport operations and society has attracted wide attention by researchers.

Assessing car quality and reliability for a specific model year is not always straightforward. In many cases, vehicles are carried over entirely from one model year to the next with no changes, making ...