Table 1. Summary statistics of household and institutional variables and results of Seemingly Unrelated Regression for traditional and enriched fallow allocations. Cells list standardized coefficients. *P=0.10, ** P=0.05, *** P=0.01.

Variable Mean
(SD) 		 Range Traditional fallows
Z-score,
Estimated coefficient,
(95% Confidence Interval)		 Enriched fallows
Z-score,
Estimated coefficient,
(95% Confidence Interval)
Constant term -3.49***
-17.48
(-27.30, -7.67)		 -1.80*
-1.21
(-2.52, 0.11)
Tenancy (# years with land rights) 15.00
(6.02)		 8-25 2.83***
0.75
(0.23, 1.27)		 1.20
0.04
(-0.03, 0.11)
Land entitlement (ha) 59.31
(13.61)		 40-80 1.61
0.12
(-0.03, 0.27)		 1.03
0.01
(-0.01, 0.03)
Labor-consumer ratio 0.33
(0.23)		 0.13-1.00 6.00***
24.02
(16.17, 31.86)		 2.39**
1.28
(0.23, 2.33)
Net worth in livestock holdings (Mexican pesos) 8153.28
(24,090.33)		 175-13,0595 2.95***
0.00012
(0.00004, 0.00020)		 1.27
0.000007
(-0.000004, 0.000018)
Income from chili sales in previous year (Mexican pesos) 6566.90
(8399.34)		 0-32,400 0.99
0.0001
(-0.0001, 0.0004)		 -1.01
-0.00002
(-0.00005, 0.00002)
# Off-farm direct wage sources tapped 2.93
(3.17)		 0-12 1.38
0.37
(-0.15, 0.89)		 0.94
0.03
(-0.04, 0.10)
Relative intensity and commercialization of household forest use, e.g., timber, fuel wood, nontimber forest products (qualitative index) 3.79
(1.99)		 1-8 0.14
0.07
(-0.94, 1.08)		 2.18**
0.15
(0.01, 0.29)
PROCAMPO (ha inscribed) 4.36
(2.03)		 1.5-9 2.72***
1.27
(0.35, 2.18)		 -2.45**
-0.15
(-0.28, -0.03)
RPS (ha inscribed) 1.62
(1.05)		 0-4 -1.80*
-1.63
(-3.40, 0.14)		 1.40
.17
(-0.07, 0.41)
Fallow enrichment and agroforestry (ha inscribed) 0.69
(1.61)		 0-8 -0.14
-0.09
(-1.37, 1.18)		 10.23***
0.89
(0.72, 1.06)
Ejido dummy 0.45
(0.51)		 0-1 -1.35
-4.58
(-11.20, 2.05)		 -0.03
-0.01
(-0.90, 0.88)