经济.dot

digraph{
        A[label="政府(国家资本)"];
        B[label="房子（必需品）"];
        C[label="草民（工人）"];
        D[label="产业（工业化）"];

        A -> D[label="钱"];
        D -> C[label="钱"];
        C -> B[label="钱"];
        B -> A[label="钱"];
}

digraph{
        
        A -> B[label="外包"];
        B -> C[label="外包"];
        C -> D[label="外包"];
}