Click here for a tech tree from age 14.

These are the costs of technologies for age 14.

tech....................cost.........................total
1..........................0.............................0
2........................100.........................100
3........................200.........................300
4........................400.........................700
5........................600.......................1,300
6........................800.......................2,100
7.......................1,000.....................3,100
8.......................1,500.....................4,600
9.......................2,000.....................6,600
10.....................2,500.....................9,100
11.....................3,000....................12,100
12.....................4,000....................16,100
13.....................5,000....................21,100
14.....................6,000....................27,100
15.....................7,500....................34,600
16.....................9,000....................43,600
17....................12,000...................55,600
18....................15,000...................70,600
19....................18,000...................88,600
20....................21,000..................109,600
21....................24,000..................133,600
22....................27,000..................160,600
23....................30,000..................190,600
24....................34,000..................224,600
25....................38,000..................262,600
26....................42,000..................304,600
27....................46,000..................350,600
28....................50,000..................400,600
29....................55,000..................455,600
30....................60,000..................515,600
31....................65,000..................580,600
32....................70,000..................650,600
33....................77,000..................727,600
34....................84,000..................811,600
35....................91,000..................902,600
36....................98,000.................1,000,600
37...................105,000................1,105,600
38...................115,000................1,220,600
39...................125,000................1,345,600
40...................135,000................1,480,600
41...................145,000................1,625,600
42...................155,000................1,780,600
43...................170,000................1,950,600
44...................190,000................2,140,600
45...................210,000................2,350,600
46...................230,000................2,580,600
47...................250,000................2,830,600
48...................270,000................3,100,600
49...................290,000................3,390,600
50...................310,000................3,700,600
51...................340,000................4,040,600
52...................370,000................4,410,600
53...................400,000................4,810,600
54...................430,000................5,240,600
55...................460,000................5,700,600
56...................490,000................6,190,600
57...................520,000................6,710,600
58...................550,000................7,260,600
59...................580,000................7,840,600
60...................610,000................8,450,600
61...................660,000................9,110,600
62...................710,000................9,820,600
63...................760,000...............10,580,600
64...................810,000...............11,390,600
65...................860,000...............12,250,600
66...................900,000...............13,150,600
67...................950,000...............14,100,600
68..................1,000,000.............15,100,600
69..................1,100,000.............16,200,600
70..................1,200,000.............17,400,600
71..................1,300,000.............18,700,600
72..................1,500,000.............20,200,600
73..................2,000,000.............22,200,600
74..................3,000,000.............25,200,600
75..................4,000,000.............29,200,600
76..................5,000,000.............34,200,600
77..................6,000,000.............40,200,600
78..................7,000,000.............47,200,600
79..................8,000,000.............55,200,600
80..................9,000,000.............64,200,600
81.................10,000,000.............74,200,600
82.................11,000,000.............85,200,600
83.................12,000,000.............97,200,600
84.................13,000,000............110,200,600