News Newsletter Real estate market reports archive Bulletins and real estate insider tips Ginesta in the media Glossary Illusions Real estate market reports Teilen Drucken Index or indexation clause All A B C D E F G H I J K L M N O P Q R S T U V W X Y Z All A B C D E F G H I J K L M N O P Q R S T U V W X Y Z A term in the rental agreement stipulating that any adjustment of the rent to reflect changed economic conditions must be based on a given index.