double obrate = 0.005; /* other sectors birth rate */
double uwbrate = 0.0025; /* uncompensated worker birth rate */
/* values > 0.25 for either will overflow */
-int rollover_avail_max = 0; /* max. avail that can roll over an update */
+int rollover_avail_max = 50; /* max. avail that can roll over an update */
/* opt_FALLOUT */
double decay_per_etu = 0.006; /* This gives a half life of ? etus,