Question: Régional Compagnie Aérienne Européenne is a subsidiary of an airline carrier that has its corporate headquarters at what location?

<P0-S0> Régional Compagnie Aérienne Européenne destinations <SEP> <P1-S0> Corporate headquarters is the part of a corporate structure that deals with important tasks such as strategic planning, corporate communications, taxes, law, marketing, finance, human resources, and information technology. <P1-S1>  Corporate headquarters takes responsibility for the overall success of the corporation and ensures corporate governance. <P1-S2>  It is sometimes referred to as the head office, which is the location where the executives of a business work and where many of the key business decisions are made. <P1-S3>  Generally, corporate headquarters acts as a core when the business is operating. <P1-S4>  The corporate headquarters includes: the CEO (chief executive officer) as a key person and their support staff such as the CEO office and other CEO related functions; the "corporate policy making" functions: Include all corporate functions necessary to steer the firm by defining and establishing corporate policies; the corporate services: Activities that combine or consolidate certain enterprise-wide needed support services, provided based on specialized knowledge, best practices, and technology to serve internal (and sometimes external) customers and business partners; the interface: Reporting line and bi-directional link between corporate headquarters and business units. <P1-S5>  Most other divisions and branches report to the corporate headquarters and staff may visit there periodically for training or other instructions" (Kimberly: 2014: 22). <P1-S6>  The corporate services are often relocated into a separate legal entity called shared services center. <P1-S7>  Research shows that the city in which a company is headquartered has a significant influence on the company's activities, including its business practices and its corporate philanthropic giving. <SEP> <P2-S0> Régional Compagnie Aérienne Européenne, or Régional for short, is a subsidiary airline wholly owned by Air France which connects hubs at Paris, Lyon to 49 airports in Europe. <P2-S1>  The airline operated in Air France livery, retaining its name in small titles and logo on the front fuselage and engines. <P2-S2>  It became the first European operator of the Embraer 190 aircraft in November 2006. <P2-S3>  It was headquartered in Bouguenais at the Nantes Atlantique Airport. <SEP> <P3-S0> Air France (] ; formally "Société Air France, S.A."), stylized as AIRFRANCE, is the French flag carrier headquartered in Tremblay-en-France. <P3-S1>  It is a subsidiary of the Air France–KLM Group and a founding member of the SkyTeam global airline alliance. <P3-S2>  As of 2013 Air France serves 36 destinations in France and operates worldwide scheduled passenger and cargo services to 168 destinations in 93 countries (including overseas departments and territories of France) and also carried 46,803,000 passengers in 2015. <P3-S3>  The airline's global hub is at Charles de Gaulle Airport with Orly Airport. <P3-S4>  Air France's corporate headquarters, previously in Montparnasse, Paris, are located on the grounds of Charles de Gaulle Airport, north of Paris.