tain a — (k + 1)N — 4k (k — 1)N (2.29) EFTA00748892 Chapter 2: Strategy selection in structured populations 26 As a consistency check, taking N —• co in (2.29) leads to (2.27). Moreover, setting k = 2 in (2.29) leads to (2.23), and setting k = N — 1 in (2.29) agrees with (2.22), as expected. Compute