Ratios 2 
Taux_marge = Resultat / Chiffre_affaires
TM Brute = EBE ou EBITDA / CA
TM Operation = REX ou ROP / CA
TMN = RN entreprise integre / CA 

Ratio_endettement = Dettes_financieres / Capitaux_propres

Analyse du risque 
Ratio dettes total actif = dettes tot / total actif
Ratio dettes capitaux propres = dettes totales / capi propres 
Ratio dettes capitalisation = dettes totales / capi bours
Capacite de rembours = dettes fin / CAF 

Ratio de couverture
Couverture_interets = EBIT / Charges_financieres
Couverture_interets = REX / charg interet 
Couverture charge fixes = MCV / Charges fixes 
Couverte investissement = Flux treso explt / invest 
Couverte dettes = flux treso explt / dette totales

Analyse liquidite
Liquidite_generale = Stocks + creances + treso / Passif a court terme
Liquidite_reduite = (Creances + treso) / passif court terme
Liquidite immediate = Treso / Passif a court terme 

Delai rota stock = (Stock moy/Cou achat Mses et MP) x 360

Delai rglt clt = (creance clt/ CA TTC) x 360

Delai rglt frs = (Dette frs/achat et serv exter TTC) x 360