Table 3 Estimation results of implementation of QMS model and QAS choice model

MARKET conditions

Customers are interested in certified products

0.20503

0.92341

0.356

0.62568

2.29794

0.022*

Buyers demand for implementation of QMS

0.31941

2.21292

0.027*

0.69488

4.05913

0.000*

Buyers demand minimum quality requirements

−0.05617

−0.28999

0.772

0.23613

1.15968

0.246

Expectations of easier selling

0.56587

1.30760

0.191

−0.19296

−1.16466

0.244

Requirement of the cooperative

0.12642

0.33699

0.736

−0.37869

−3.54569

0.000*

Expectations of average price raise

0.25506

1.43017

0.153

0.06377

0.28178

0.778

Advice – buyers’ recommendations

0.13059

0.99648

0.319

0.25639

1.81742

0.069*

Advice – suppliers’ recommendations

−0.21173

−1.12343

0.261

0.10951

0.59328

0.553

Local quality defects or problems

1.279.09

3.91830

0.000*

−0.07027

−0.21323

0.831

Price uncertainty

0.19413

0.65858

0.510

0.074357

0.24441

0.807

Penalisation and control exerted on behalf of buyers

0.52475

1.44713

0.148

0.238206

0.65971

0.509

PUBLIC POLICY measures

Participation in an agricultural development program

0.07741

0.24585

0.806

0.541880

1.06638

0.286

Participation in a good practice program

0.05890

0.12450

0.901

−1.087.743

−2.05962

0.039*

Expectation of subsidizing QMS implementation

0.22905

0.75491

0.450

−0.689528

−1.88346

0.060*

Absence of appropriate information / technical support

−0.52085

−2.16704

0.030*

0.200168

0.92000

0.358

Penalisation and control exerted by the authorities

1.526.75

3.81816

0.000*

0.117162

0.29331

0.770