in other ljubljana with one option and riga with four options the capital city with more options achieves higher public transport demand therefore for a city where bus service is the only available option and the policy goal would be to increase the demand for public transport the introduction of a second mode may be worth a relevant consideration especially if peer cities offering more options do reach higher demand for public transport for the length it is interesting to note that the capitals with the density between to inhabitants per square kilometer reach similar results for both measurements figure