Variables: Q-1 contracted land area from village collective Q-2 beginning of the contract with village collective Q-3 actual operational land area of farm household Q-4 rented land area Q-5 rented out land area Q-6 number of family members Q-7 if farm households participated in land rental market Q-8 land rental contract form Q-9 whether land rental transaction need to be registered at local office Q-10 Agreement from the third party Q-11 who is the third party? Q-12 whether land rental transaction can be terminated arbitrary Q-13 in the following options, which one would you consider as the reason to rent out land Q-14 whether family members migrated for non-farm work Q-15 in the following options, which one would you consider as the reason to labor migration Q-16 where is the renter from? Q-17 the relationship with the renter? Q-18 land utilization before renting out Q-19 land utilization after renting out quantity and price of land rental transaction Q-20 1. rented out land area (mu) Q-21 2. duration of land rental contract Q-22 3. beginning of land rental contract Q-23 4. rent per mu (yuan/mu; 1 acre equals 6.07 mu) Q-24 5. mode of payment for farm households who rented land, questions Q-25 land rental contract form Q-26 whether land rental transaction need to be registered at local office Q-27 Agreement from the third party Q-28 who is the third party? Q-29 whether land rental transaction can be terminated arbitrary Q-30 in the following options, which one would you consider as the reason to rent land Q-31 the relationship with the landlord? Q-32 where is the landlord come from? Q-33 land utilization before renting Q-34 land utilization after renting Q-35 1. rented out land area (mu) Q-36 2. duration of land rental contract Q-37 3. beginning of land rental contract Q-38 4. rent per mu (yuan/mu) Q-39 5. mode of payment