sˌʌm ʌvðɪ ˌiːkənˈɑːmɪk tʃˈeɪndʒᵻz ɪnðə fˈɑːloʊɪŋ dˈɛkeɪdz wɜːɹ ˈɔːlsoʊ dˈuː tʊ ɪŋkɹˈiːst tɹænspoːɹtˈeɪʃən ænd ˌæɡɹɪkˈʌltʃɚɹəl mˌɛkɐnᵻzˈeɪʃən.
Some of the economic changes in the following decades were also due to increased transportation and agricultural mechanization.