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Table 7 The net present values of total costs each period for 300 sample paths for two types of vessels (unit:$)

From: Investment decisions under uncertainty on LNG-powered vessels for environmental compliance

Sample path j

1–20a

2–21

3–22

4–23

5–24

 1

93,652,148

94,619,235

96,308,355

97,813,552

99,229,020

 2

87,457,616

86,617,530

85,429,349

84,239,065

83,983,471

 3

91,875,435

92,990,715

94,714,786

96,839,855

99,295,831

 

114,598,621

116,251,992

117,713,689

118,678,309

119,689,962

 298

93,650,277

93,710,972

93,995,208

94,113,740

94,653,258

 299

93,532,797

94,041,005

94,933,723

95,451,127

95,576,234

 300

82,098,887

82,644,984

83,956,705

85,022,315

85,737,473

Part 2: The net present values of total costs each period for 300 sample paths for a LNG powered vessel

 1

79,517,962

80,917,733

81,922,366

82,876,357

84,012,918

 2

80,967,571

82,311,144

83,878,890

85,459,745

86,618,243

 3

81,442,731

82,768,563

83,555,735

84,776,658

86,053,819

 

83,744,186

84,999,982

86,230,016

87,056,316

87,897,931

 298

84,168,935

85,602,135

86,892,395

88,276,463

89,917,868

 299

79,497,737

80,667,512

82,373,912

84,099,198

85,495,554

 300

79,918,498

81,261,929

82,257,027

83,598,094

84,725,689

  1. a1–20 means the investment in 2016 and the ship will be operated for the next 20 years. 2–21 means the investment in 2017 and the ship will be operated for the next 20 years. 3–22 means the investment in 2018 and the ship will be operated for the next 20 years. 4–23 means the investment in 2019 and the ship will be operated for the next 20 years. 5–24 means the investment in 2020 and the ship will be operated for the next 20 years