In a recent report by the Institute of Urban Development, it was stated that cities investing heavily in public transportation systems experience higher rates of economic growth. The report suggested that improved public transport accessibility leads to a more efficient workforce, ultimately attracting new businesses to these areas.
However, some city officials argue that this correlation could be influenced by other factors, such as existing economic conditions and the overall urban planning strategy. To strengthen the claims of the Institute of Urban Development, which of the following statements would provide the most support for their argument?