1. STRATEGIC MANAGEMENT PROBLEMS FOR ROMANIAN TOURISM COMPANIES - A SHORT INVENTORY. Authors: CRISTIAN CHIFU-OROS, MAGDALENA VORZSÁK.2. PROBLEMS OF ECONOMIC RISK QUANTIFICATION. Authors: CRISTIAN CHIFU-OROS.3. PERSON TRANSPORTATION IN CLUJ-NAPOCA. Authors: CRISTIAN CHIFU-OROS, VALENTIN TOADER.4. THE IMPACT OF ADVERTISMENT ON THE CONSUMERS. Authors: CRISTIAN CHIFU-OROS, SMARANDA COSMA.5. A STATISTICS ON THE OCCUPANCY OF THE HOTEL "LOTUS" IN THE YEARS 1999/2000 BAILE FELIX. Authors: SMARANDA COSMA, CRISTIAN CHIFU-OROS.6. SEVERAL MATHEMATICAL MODELS IN ECONOMICS GOVERNED BY DIFFERENTIAL EQUATIONS WITH MODIFIED ARGUMENT. Authors: CRISTIAN CHIFU-OROS.7. MAXIMUM PRINCIPLES FOR A CLASS OF SECOND ORDER ELLIPTIC SYSTEMS IN DIVERGENCE FORM. Authors: CRISTIAN CHIFU-OROS.8. EVALUATION OF THE ORAL ANTI-DIABETIC DRUGS MARKET IN ROMANIA DURING 2004-2007. Authors: CONSTANTIN POLINICENCU, CĂLIN BURTA, STELIANA GHIBU, CRISTIAN CHIFU-OROS, SMARANDA COSMA, CLAUDIU MORGOVAN.