Grammar Is a System That Characterizes Talk in Interaction

JG acknowledges support by the French Investissements d'Avenir–Labex EFL program (ANR-10-LABX-0083) and by the Disfluences, Exclamations, and Laughter in Dialogue (DUEL) project within the Projets Franco-Allemand en sciences humaines et sociales of the Agence Nationale de Recherche (ANR) and the Deutsche ForschungGemeinschaft (DFG), and by a senior member fellowship from the Institut Universaitaire de France, and, for its inspiring atmosphere, the café in the Israel Museum, Jerusalem. MP acknowledges support from the European Research Council project Disagreements in Language Interpretation (DALI), ERC-2015-AdG; and from the ESRC-funded Human Rights, Big Data and Technology project