Would they be shifted by the market signal of a few hundred mayors, saying, "We are creating a carbon-zero zone in our city, and we're going to expand it, and we're doing that soon"?
¿Cambiarían ante la señal del mercado de cientos de alcaldes que dijesen, "Estamos creando una zona  de carbono cero en nuestra ciudad, y vamos a expandirla, y lo haremos pronto"?