In "cars tunes" the author includes information from studies by the university of california, riverside. why do you think the author includes this information

he thought hans was leaving

at least thats what i think it is

sorry if wrong

the following what exactly?

the development of trade during the middle age increased to the change given in the agriculture, which gave money, industry and markets a bigger importance in economy. the agriculture production was more than the consumption, which meant the creation of wider markets out of the areas. besides, with the end of multiple wars, the population increased and new trade routes were created.