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Consolidated Statements of Cash Flows (Unaudited) - USD ($) | 9 Months Ended
--- | ---
May 31, 2021 | May 31, 2020
CASH FLOWS FROM OPERATING ACTIVITIES: |  |
Net income | $ 5,218,671 | $ 710,837
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Stock-based compensation | 503,338 | 998,122
Allowance for doubtful accounts | 30,000 | 0
Depreciation expense | 681,484 | 637,030
Amortization expense | 151,710 | 175,465
Loss on disposal of property and equipment and patents | 0 | 173,809
Equity in income from joint ventures | (5,779,260) | (3,466,581)
Dividends received from joint ventures | 3,505,455 | 5,648,153
Deferred income taxes | (8,526) | 109,646
Changes in current assets and liabilities: |  |
Trade, excluding joint ventures | (2,904,707) | 2,065,641
Trade, joint ventures | (564,149) | (32,904)
Fees for services provided to joint ventures | (499,954) | 391,880
Income taxes | (223,024) | 174,623
Inventories | (177,927) | (1,729,133)
Prepaid expenses and other | (223,457) | 368,769
Accounts payable | 703,100 | (882,962)
Income tax payable | (162,615) | 40,983
Accrued liabilities | 803,555 | (2,370,845)
Net cash provided by operating activities | 1,053,695 | 3,012,533
CASH FLOWS FROM INVESTING ACTIVITIES: |  |
Proceeds from the sale of property and equipment | 0 | 2,190
Purchase of available for sale securities | (800,000) | (4,000,000)
Proceeds from the sale of available for sale securities | 1,219,670 | 2,114,565
Purchases of property and equipment | (723,441) | (375,087)
Investments in patents | (96,009) | (79,139)
Net cash used in investing activities | (399,780) | (2,337,471)
CASH FLOWS FROM FINANCING ACTIVITIES: |  |
Dividend received by non-controlling interest | (200,000) | (200,000)
Dividends paid on NTIC common stock | (1,183,943) | (1,182,200)
Proceeds from employee stock purchase plan | 74,334 | 64,195
Net cash used in financing activities | (1,309,609) | (1,318,005)
EFFECT OF EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS | 133,585 | (163,093)
NET DECREASE IN CASH AND CASH EQUIVALENTS | (522,109) | (806,036)
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD | 6,403,032 | 5,856,758
CASH AND CASH EQUIVALENTS AT END OF PERIOD | $ 5,880,923 | $ 5,050,722

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